Questions Asked on
February 21, 2012

  1. chemistry

    When aqueous solutions of sodium sulfate and lead (II) nitrate are mixed lead sulfate precipitates out of soultion. Calculate the mass of lead (II) sulfate that should form when 1.25 L of 0.0500 M Pb(NO3)2 and 2.00 L of 0.0250 M Na2SO4 are reacted

    asked by Bella
  2. English (MLA Citations)

    I need to cite Beowulf from The Norton Anthology of English Literature, but I'm not sure how, as the author is unknown. Here's the general format for MLA citations given by my teacher: Authors. Title of Piece. Title of Book. Edition. Vol. Editors’ Names.

    asked by Beowulf
  3. Physics

    At the bow of a ship on a stormy sea, a crewman conducts an experiment by standing on a bathroom scale. In calm waters, the scale reads 172 lb. During the storm, the crewman finds a maximum reading of 215 lb and a minimum reading of 131 lb. Calculate the

    asked by Lilly
  4. consumer math

    The graph represents the purchasing power if the inflation is 12%. Estimate the purchasing power of a monthly salary of $3000?

    asked by Kayla
  5. statistics

    1. The time required to complete a project is normally distributed with a mean of 80 weeks and a standard deviation of 10 weeks. The construction company must pay a penalty if the project is not finished by the dues date of the contract. If a construction

    asked by Gracie
  6. Chemistry

    Magnesium nitrate reacts with lithium sulfate in a double replacement reaction. You have 3.45 g of lithium sulfate and 275 mL of magnesium nitrate. Calculate the molarity of the Magnesium nitrate solution in the reaction.

    asked by Bella
  7. Physics

    A 60 kg boy on roller skates moves with a speed of 5 m/s. He runs into a 40 kg girl on skates. Assuming they cling together after the collision, what is their speed?How much kinetic energy was lost in the collision?

    asked by judy
  8. Calculus

    Integrate ∫ xsinxcosx dx

    asked by Calculus
  9. Calculus AB

    I have to find the integral of (e^3lnx + e^3x)dx. Can someone help me?

    asked by Sarah
  10. Calculus

    A rectangular garden of area 75 sq ft is to be surrounded on 3 sides by a brick wall costing $12 per foot and on one side by a fence costing $7 per foot. Find the dimensions of the garden that the cost of the materials is minimized Read more: A rectangular

    asked by math
  11. physics

    A 50 kg crate is pushed at constant speed up the frictionless 31° ramp shown in the figure. A)What horizontal force F is required? B)What force is exerted by the ramp on the crate?

    asked by Steve
  12. Chemistry

    A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile\'s engine cooling system. If your car\'s cooling system holds 4.90 gallons, what is the boiling point of the solution? Make the following assumptions in your

    asked by Heather
  13. Physics resistance question

    A piece of copper wire of resistance R is cut into 10 equal lengths. These parts are connected in parallel. How does the joint resistance of the parallel combination compare with the original resistance of the single wire?

    asked by Anonymous
  14. Geometry

    The altitude of the hypotenuse of a right triangle divides the hypotenuse into segments of lengths 14 and 8. What is the length of the altitude?

    asked by Myles
  15. Math

    Binomial problems: Basic Anita's, a fast-food chain specializing in hot dogs and garlic fries, keeps track of the proportion of its customers who decide to eat in the restaurant (as opposed to ordering the food "to go"), so it can make decisions regarding

    asked by Armando
  16. Algebra

    You operate a gaming Web site, where users must pay a small fee to log on. When you charged $3 the demand was 520 log-ons per month. When you lowered the price to $2.50, the demand increased to 780 log-ons per month. (a) Construct a linear demand function

    asked by Erin
  17. physics

    can someone please explain f1d1 = f2d2

    asked by jenny
  18. chemistry

    ch3o what is functional group

    asked by samira
  19. chemistry

    Explain why an opened bottle of carbonated water keeps its fizz longer if kept in a refrigerator than if kept at room temperature. a. As time elapses the concentration of CO2 inside a closed refrigerator increases. The increased partial pressure of CO2

    asked by krystal
  20. English-please help!

    It must be nice," she said. "It must be very nice. I wish women could do such things." "It ain't the right kind of a life for a woman. Her upper lip raised a little, showing her teeth. "How do you know? How can you tell?" she said. "I don't know, ma'am,"

    asked by Jess
  21. physics

    A catapult used to hold a stone of mass 500g is extended by 20cm with an applied force F.If the stone leaves with a velocity of 40ms-1,the value of F is

    asked by Godslight
  22. Math

    One shuttle service charges $10 for pickup and $0.10 per mile. The other shuttle service has no pickup fee but charges $0.35 per mile. Find the number of miles for which the cost of the shuttle service is the same. Please help me and show your work thanks.

    asked by Cathy
  23. trig

    The angle of elevation to the top of a very tall Building is found to be 9° from the ground at a distance of 1 mi from the base of the building. Using this information, find the height of the building.

    asked by Princy
  24. Math/Finance

    General Hospital has a current ratio of 0.5. Which of the following actions would improve (increase) this ratio? (Hint: Create a simple balance sheet that has a current ratio of 0.5. Then, judge how the transactions below would affect the balance sheet.)

    asked by W
  25. Algebra

    As Sales Manager for Montevideo Productions, Inc., you are planning to review the prices you charge clients for television advertisement development. You currently charge each client an hourly development fee of $2,600. With this pricing structure, the

    asked by Angel
  26. Science

    Oceans receive freshwater from precipitation and rivers. Yet ocean level do not change very much from these actions. Why are ocean level not greatly affected? a) Water is constantly seeping underground in the ocean; B)Water is constantly evaporating over

    asked by Maria
  27. chemistry

    A pan full of hot salt water, NaCl(aq), is cooled and NaCl(s) precipitates. Explain why this happens. Chloride ions are more strongly attracted to the metal in the pan than the sodium ions at low temperatures. As the vapor pressure of the solution

    asked by krystal
  28. music appreciation

    Clara Wieck Schumann's "Forward" was written for a/an?

    asked by wendy
  29. English

    I need a thesis statment for an esaay. I have read the short story "the large ant" but cant think of any thesis statment. Its about human nature and violance.

    asked by Sarah
  30. Math

    Carpet plus installs carpet for $100 plus $8 per square yard of carpet. Carpet World charges $75 for installation and $10 per square yard of carpet. Find the number of square yards of carpet for which the cost including carpet and installation is the same.

    asked by Caitlyne
  31. physics

    Consider an ideal pulley system. Pull one end of a rope downward by 1 meter with 50 N of force, and you'll lift a 200-N load a distance of ____________________. A) 1 meter. B) 0.5 meter. C) 0.25 meter. D) None of these.

    asked by britches
  32. English 3

    14. All of the following are unusual elements of Walt Whitman's free verse except a. foreign terms b. invented words c. satirical commentary d. American slang I think it's A but it might also be C.. 15. Which of the following word pairs from Emily

    asked by mysterychicken
  33. Chemistry

    A detergent solution has a pH of 11.63 at 25°C. What is the hydroxide-ion [OH-] concentration?

    asked by S
  34. physics

    The drawing shows box 1 resting on a table, with box 2 resting on top of box 1. A massless rope passes over a massless, frictionless pulley. One end of the rope is connected to box 2, and the other end is connected to box 3. The weights of the three boxes

    asked by Natasha
  35. consumer math

    23. Jeremy had a starting balance of $122.00 in his savings passbook. He made these transactions: Deposits of $68.52 and $46.35; Withdrawals of $95.00 and $20.50; Interest $1.50. What is his final balance? (Points : 2) $125.22 $120.22 $112.22 $122.87 24.

    asked by josh
  36. 8th grade math

    Mr. Rosart selects two students from his class to present their book reports. He places the names of each student in a box and randomly picks one at a time. The class has 14 boys and 12 girls. What is the probability that the second name Mr. Rosart picks

    asked by Piggy
  37. Chemistry

    At –10.00 °C (a common temperature for household freezers), what is the maximum mass of fructose (C6H12O6) you can add to 1.00 kg of pure water and still have the solution freeze? Assume that fructose is a molecular solid and does not ionize when it

    asked by Heather
  38. trig

    The angle of elevation to the top of a very tall Building is found to be 9° from the ground at a distance of 1 mi from the base of the building. Using this information, find the height of the building.

    asked by Princy
  39. geometry

    What is the geometric mean of 7 and 12?

    asked by Myles
  40. Chemistry

    The boiling point of an aqueous solution is 102.35 °C. What is the freezing point? Constants can be found here.

    asked by Heather
  41. math geometry

    can any two triangles be joined to make a rhombus

    asked by ezabai
  42. Confidentiality Health

    Which of the the following statements is true in regard to limited data sets? A.Limited data sets contain some individual identifiers. B.Patients must authorize the use of limited data sets. C. Those !@#$%^&ceive limited data sets can pass them on without

    asked by Brenna
  43. Physics

    Your friend's 11.1g tassel hangs on a string from his rear-view mirror. When he accelerates from a stop light, the tassel deflects backward toward the rear of the car. If the tassel hangs at an angle of 6.89deg relative to the vertical, what is the

    asked by Brice
  44. algebra

    Two ships make the same voyage of 3000 nautical miles. The faster ship travels 10 knots faster than the slower one (a knot is 1 nautical mile per hour). The faster ship makes the voyage in 50 hr less time than the slower one. Find the speeds of the two

    asked by Krystal
  45. physics

    The drawing shows a wire tooth brace used by orthodontists. The topmost tooth is protruding slightly, and the tension in the wire exerts two forces and ' on this tooth in order to bring it back into alignment. If the forces have the same magnitude of 17.0

    asked by Natasha
  46. Physics help.

    The 78.0 kg climber is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.840 and 0.630, respectively. What is the

    asked by Lilly
  47. algebra

    Find the slope of the line passing through the points (-3, -10) and (4, 5)

    asked by Wendi
  48. physics

    A young boy swings a yo-yo horizontally above his head so that the yo-yo has a centripetal acceleration of 275 m/s2. If the yo-yo's string is 0.55 m long, what is the yo-yo's tangential speed?

    asked by Anonymous
  49. Physics

    A child pushes a merry go-round from rest to a final angular speed of 0.78 rev/s with constant angular acceleration. In doing so, the child pushes the merry-go-round 1.6 revolutions. What is the angular acceleration of the merry go-round? v=d/t .78rev/s =

    asked by Joe
  50. Physics - Grade 12

    A bowling ball that weighs 70N is dropped from a tower 15m above the ground. Disregarding air friction, what is the kinetic energy (KE) of the ball when it reaches the ground?

    asked by Brean
  51. algebra

    One side of a triangle is half the longest side. The third side is 9 meters less than the longest side. The perimeter is 61 meters. Find all three sides.

    asked by Jessica
  52. Physics

    Your friend's 11.1g tassel hangs on a string from his rear-view mirror. When he accelerates from a stop light, the tassel deflects backward toward the rear of the car. If the tassel hangs at an angle of 6.89deg relative to the vertical, what is the

    asked by Brice
  53. Chemistry

    What is chemical name for Na2Cr2O2?

    asked by Chemo
  54. Pre-Algebra Math

    Emma bought 6 new books for her collection. This increased her collection by 12%. How many books did she have before her purchases?

    asked by Anonymous
  55. Physical Science

    A wooden raft 3 m long x 2 m wide x 20 cm thick floats on a freshwater lake. A) Determine the buoyant force? B) If the raft itself has a mass of 600 kg, how many 65-kg people could it support?

    asked by Jessica
  56. Algebra

    The amount of carbon dioxide (in pounds per 15,000 cubic miles) released by a certain SUV depends on its fuel efficiency according to the formula W = 33x2 − 2145x + 43,000 (12 ≤ x ≤ 33) where x is the fuel efficiency of an SUV in miles per gallon.

    asked by Eric
  57. physics

    A brick is thrown upward from the top of a building at an angle of 25° to the horizontal and with an initial speed of 16 m/s. If the brick is in flight for 3.1 s, how tall is the building?

    asked by sid
  58. English 3

    10. In the end of the story, most of the inhabitants of Rip Van Winkle's village a. doubt his truthfulness b. believe, enjoy, and retell his tale c. consider him deluded d. ignore his story B? 13. The character of the narrator in "The Fall of the House of

    asked by mysterychicken
  59. statistics

    Using the county auditor's list of households the researcher randomly selected 100 homes and contacted the residents. Of the 100 homes it was found that 62 had cable television. Which of the following are true? The population of interest is the proportion

    asked by jessica
  60. English

    what are the strengths and what are the weaknesses of George and Lennie's relationship in John Steinbeck's "Of Mice and Men"?

    asked by Maria
  61. chemistry

    A bottle of 80 proof alcohol is 40% ethanol and 60% water. What is the solvent in this solution? water

    asked by krystal
  62. chemistry

    What happens to the solubility of oxygen gas (O2) in water in each situation? a. The pressure of O2 over the solution is decreased. solubility decreases solubility remains the same solubility increases b. The temperature is decreased. solubility remains

    asked by krystal
  63. Science

    Scientist study many factors that allow them to predict weather. Which factor most directly affects the movement of air? a) air pressure; b) precipitation; c) relative humidity; d) temperature

    asked by Miliano
  64. Trigonometry Help

    Simplify: sin(x-y)cosy+cos(x-y)siny = (sinxcosy-cosxsiny)cosy+(cosxcosy+sinxsiny)siny = ??? What do I do next??? Please Help and Thank You

    asked by Anonymous
  65. Chem

    In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressure. If a pressure of 41.0 bar is applied to seawater, what will be the final concentration of the seawater at 20 °C when reverse

    asked by Andrew
  66. Chemistry

    Express the concentration of a 0.0860 M aqueous solution of fluoride, F–, in mass percentage and in parts per million. Assume the density of the solution is 1.00 g/mL.

    asked by Heather
  67. Advanced Maths (Vectors) AQA Level

    A boat which can travel at 5m/s in still water is crossing a river 200 m wide.the rate of the flow of the river is 2 m/s assumed uniform at every point in the river. Point A and B are directly opposite to each other across the river. a) If the boat leaves

    asked by Jat
  68. Physics electromagnetism

    four equal point charges are at the corners of a square. where besides infinity and at the center of the square is the strengh field zero?

    asked by Antonio
  69. Algebra

    You have just opened a new nightclub, Russ' Techno Pitstop, but are unsure of how high to set the cover charge (entrance fee). One week you charged $8 per guest and averaged 330 guests per night. The next week you charged $10 per guest and averaged 300

    asked by Anonymous
  70. Literary Composistion

    For this essay choose one of the stories from Units 1-7 of your literature lessons. Imagine that you are the author of the story and using first person point of view introduce yourself, your story, and state the theme of your story. Then explain how you

    asked by A student
  71. MATH


    asked by ZACH
  72. Physics

    A bomber flies horizontally with a speed of 114 m/s relative to the ground. The altitude of the bomber is 2120 m and the terrain is level. Neglect the effects of air resistance. The acceleration of gravity is 9.8 m/s2 . A bomber flies horizontally with a

    asked by Lima
  73. Chemistry

    Balance the follow equation using change in oxidation number method. (1) P4 + HNO3 = H3PO4 +NO2 + H2O (2) Na2Cr2O7 + FeCl2 + HCl = CrCl3 + NaCl + FeCl3 + H2O

    asked by Chemo

    Which statement is the contrapositive of the following conditional: If a triangle is isosceles, then it has 2 congruent sides. a. If a triangle does not have 2 congruent sides, then it is not isosceles. b. If a triangle is isosceles, then it does not have

    asked by LAUREN
  75. math

    one angle of triangle measures 110 degrees the other two angles are in a ratio of 5:9 what are the measures of those tow agnels

    asked by Anonymous
  76. physical chemistry

    1.) Calculate delta rH for the freezing of water at one bar and -10 degrees C. The heat capacities are H2O(s)=36.9 JK-1mol-1 and H2O(l)=74.5JK-1mol-1. delta H for freezing of water at 0 degree C is -6602Jmol-1 (assume C is independent of temperature). 2.)

    asked by nicole
  77. physics voltage

    If one lamp of a group of five identical lamps in series is removed, the voltage across the empty socket becomes equal to the line voltage, rather than remaining one-fifth of it. Why?

    asked by Anonymous
  78. Math

    You made $3000 on a part time job last year. If you expect to make the same amount this year and the inflation rate is 3%, what is your purchasing power?

    asked by Kayla
  79. Physics

    A 5.7- kg concrete block rests on a level table. A 4.0- kg mass is attached to the block by a string passing over a light, frictionless pulley. If the acceleration of the block is measured to be 1.0 m/s2, what is the coefficient of friction between the

    asked by Steve
  80. physics

    6. You have kinetic energy when you run. If you run three times as fast, you'll have a kinetic energy ____________________. A) 3 times as much. B) 6 times as much. C) 9 times as much. D) that is the same. E) None of these.

    asked by britches
  81. social and environmental issues life orientation

    Appropriate ways to deal with environmental or human factor that causes ill health,accidents crises and disasters

    asked by sumaiya
  82. language arts/ analogies

    Complete the analogies by selecting the pair of words who's relationship most resembles the relationship of the pair in capital letters. SCOLD:CHASTISE:: a. echo: reverberate b. depart: embark c. praise: lionize d. increase: augment (I think it is either a

    asked by SoccerStar
  83. Physics

    If a bicyclist of mass 68.0 kg (including the bicycle) can coast down a 7.00° hill at a steady speed of 6.20 km/h because of air resistance, how much force must be applied to climb the hill at the same speed (and the same air resistance)?

    asked by Nick
  84. PHysics

    A chain consisting of five links, each of mass 0.150 kg, is lifted vertically with a constant acceleration of a = 2.2 m/s2. Find the magnitude of the force that link 3 exerts on link 2. What is the magnitude of the force F that must be exerted on the top

    asked by Steve
  85. 8th grade math

    George has a bag of marbles. Inside the bag are 5 red marbles, 3 green marbles, and 2 blue marbles. He draws out two marbles in a row, without replacement. What is the number of outcomes?

    asked by Piggy
  86. 8th grade math

    A box contains 5 bags of potato chips, 4 bags of pretzels and 1 bag of corn chips. Andre reaches in the box and randomly picks two bags, one after the other. What is the probability that Andre chooses a bag of potato chips if the first bag was pretzels?

    asked by Piggy
  87. acct

    Far North Telecom, Ltd., of Ontario, has organized a new division to manufacture and sell specialty cellular telephones. The division’s monthly costs are shown in the table below. Far North Telecom regards all of its workers as full-time employees and

    asked by mark t
  88. Physics

    A block of mass 4.6 kg slides 15 m from rest down an inclined plane making an angle of 20 o with the horizontal. If the block takes 10 s to slide down the plane, what is the retarding force due to friction?

    asked by Steve
  89. economics

    An article in Business Week warned of the dangers of deflation as the collapse of numerous Asian economies was creating worries that Asia might try to “ export its way out of trouble” by oversupplying everything from automobiles to semiconductors.

    asked by Melissa
  90. math 150

    How do I calculate the expected value of a ten spot keno game?

    asked by patty
  91. chemistry

    a. Listening to the weather report, you hear that the barometer is falling. What part of the barometer is falling? The level of mercury is falling. b. What is happening to the air pressure? The air pressure is decreasing.

    asked by krystal
  92. Chemistry

    If you mix 20.0 mL of 1.00 x 10-4 mol/L NaCl with 20.0 mL of 2.00 x 10-6 mol/L AgNO3 will a precipitate form ? If it does it will be AgCl, which has a Ksp of 1.80 x 10-10. i'm not quite sure how to figure this out...

    asked by Aria
  93. physics

    A man stands on the roof of a 10.0 -tall building and throws a rock with a velocity of magnitude 30.0 at an angle of 34.0 above the horizontal. You can ignore air resistance. Calculate the horizontal distance from the base of the building to the point

    asked by Rei
  94. math

    Jeff is building triangles with different lengths of cm rods. He has two rods measuring 6cm and 9cm. Which of the following would not form a triangle if laid them end to end? 3cm,5cm,6cm or 9cm?

    asked by brianna
  95. Physics

    A 5.7- kg concrete block rests on a level table. A 4.0- kg mass is attached to the block by a string passing over a light, frictionless pulley. If the acceleration of the block is measured to be 1.0 m/s2, what is the coefficient of friction between the

    asked by Steve
  96. calculus

    The revenue from the sale of x units of a product is represented by the following formula. R = 10(5x + 1)–1 + 70x – 11 dollars Find the marginal revenue when 50 units are sold. (Round your answer to the nearest cent.)

    asked by Mike
  97. physics

    In the figure below, an object, after being released from its circular path, travels the distance OA in the same time it would have moved from O to P on the circle. The speed of the object on and off the circle remains constant at the same value. Suppose

    asked by Natasha
  98. Physics

    A 2 kg clay ball traveling left to right at a speed of 6 m/s strikes and sticks to a 10 kg ball at rest. What is the fractional loss of kinetic energy after collision?

    asked by Jason
  99. Physics

    A 5.7- kg concrete block rests on a level table. A 4.0- kg mass is attached to the block by a string passing over a light, frictionless pulley. If the acceleration of the block is measured to be 1.0 m/s2, what is the coefficient of friction between the

    asked by Eva
  100. physics/chemistry

    is conductivity a physical or chemical property

    asked by bob
  101. Geometry

    In ^DEF, the bisector of

    asked by Myles
  102. Algebra 2

    The following polynomial function models the speed of a swimmer doing the breast stroke during one complete stroke, where t is the number of seconds since the start of the stroke. S= -241t^7 + 1062t^6 -1871t^5 +1647t^4 - 737t^3 + 144t^2 -2.432t A) At what

    asked by Danielle
  103. Algebra

    Two fraternities, Sig Ep and Ep Sig, plan to raise money jointly to benefit homeless people on Long Island. They will sell Yoda vs. Alien T-shirts in the student center, but are not sure how much to charge. Sig Ep treasurer Augustus recalls that they once

    asked by Jane
  104. physics

    A wire having mass per unit length of 0.440 g/cm carries a 2.80 A current horizontally to the south. What are the direction and magnitude of the minimum magnetic field needed to lift this wire vertically upward?

    asked by Jessica
  105. physics

    How far to the nearest tenth of a meter can a runner running at 11 m/s run in the time it takes a rock to fall from rest 78 meters?

    asked by Anonymous
  106. Math

    Evaluate the following expressions: A.) P(105,1) B.) P(10,4) C.) P(11,3)

    asked by Kim
  107. physics

    Consider an ideal pulley system. Pull one end of a rope downward by 1 meter with 50 N of force, and you'll lift a 200-N load a distance of ____________________. A) 1 meter. B) 0.5 meter. C) 0.25 meter. D) None of these.

    asked by britches
  108. Math

    A loaf of bread was shared by four people. The amounts they each received were in the ratio of 2/3 : 1/2 : 1/3 : 1/4. What fraction of the loaf of bread did each person receive?

    asked by CrissyXD
  109. physics

    5. An object that has kinetic energy must have A) momentum. B) acceleration. C) a force applied to it. D) All of these. E) None of these.

    asked by britches
  110. physics

    5. An object that has kinetic energy must have A) momentum. B) acceleration. C) a force applied to it. D) All of these. E) None of these.

    asked by britches
  111. geometry

    Adelina is creating a piece of art that is in the shape of a parallelogram. its dimensions are 35 inches by 28 inches and one angle is 80 degrees. find the lengths of both diagonals.

    asked by Jojo
  112. Algebra

    A reguluation racquetball court should have a perimeter of 120 ft, with a length that is twice the width find the length and the width of a court

    asked by MissMoe
  113. business

    Which should NOT be included as a heading in a chronological résumé? “Experience” if you only have one item to list under this heading “Education and Experience”, because these two items should be listed separately “Honors and Awards”,

    asked by Anonymous
  114. algebra

    Solveing using the addition method -5x-9y=19 8x-7y=-9

    asked by Anonymous
  115. Math

    1. Is it more appropriate to use scientific notation for approximates or exact numbers? why? 2. In one plantation, there are 2700 young trees correct to 2 significant figures. In the other there are 830 full grown trees, correct to 2 significant figures.

    asked by Jason
  116. Mechanics AS (Vectors)

    When Studying Vectors, How Would I Go About Answering This Question? In Each of the following Cases, find the magnitude and direction of the resultant vectors of the two given vectors: a) a displacement of magnitude 26km on a bearing of 175 degrees and a

    asked by Jat
  117. physics

    A man stands on the roof of a 10.0 -tall building and throws a rock with a velocity of magnitude 30.0 at an angle of 34.0 above the horizontal. You can ignore air resistance. Calculate the horizontal distance from the base of the building to the point

    asked by Rei
  118. math

    How many different whole numbers can be made with the digits 5, 7, 8? For this problem, each different whole number may have 1, 2, or 3 digits and a digit may be repeated.

    asked by eric
  119. Geometry

    Please Help Me! Find the area of this polygon rround to the nearest tenth. The polygon is a hexagon with six sides, and all they give is the apothem which is 6 inches long, what is the area? I know the formula is A=1/2ap But can anyone help!

    asked by Geomtery
  120. physics

    Calculate the watts of power expended when a force of 1.8 N moves a book 2.0 m in a time interval of 1.0 M/S

    asked by britches
  121. English

    I am trying to use this as an objective for my resume. I am applying for a hostess position. Please let me know if this is good or how can I make it better for the resume. To pursue a position as Host/Hostess in which my professional skills would be used

    asked by angela b
  122. Physics HELP!!

    The mass of a certain neutron star is 3.0 1030 kg (1.5 solar masses) and its radius is 7550 m. What is the acceleration of gravity at the surface of this condensed, burned-out star?

    asked by Steve
  123. geometry

    If you had a room that is 10 foot by 12 foot in the shape of a rectangle, and one gallon of paint covers about 350 square feet, how many gallons of paint would you have to buy if you were painting the walls and the ceiling?

    asked by Courtney
  124. Chemistry

    Explain, using collision theory, the effect of decreasing temperature on the rate of a chemical reaction. Explain, using collision theory, the effect of increasing concentration on the rate of a chemical reaction. Explain, using collision theory, the

    asked by Aria
  125. INF 336: Project Procurement

    a. Why is it preferable to separate need identification and defining commercial equivalents into two separate stages? b. Why is early supply/supplier important? c. What are the disadvantages of specifying by performance? What are the advantages? d. How

    asked by kim

    I am study the art culture of Mexico and famout mexican muralist Diego Rivera. I have 2 queestions not sure how to answer 1) The mexican muralist created one of Latin Americas unique art movements. They attachked colonism by creating public, revolutionary

    asked by marko
  127. Geometry

    Given: 7x + 2 = 2 + 5x – 6 Prove: x = –3 Given the equation 7x + 2 = 2 + 5x – 6, use the commutative property to rearrange the terms so that like terms are next to one another. This gives the equation 7x + 2 = 2 – 6 + 5x. Then, use the

    asked by Anonymous
  128. law

    Identify and analyze the different crimes for which students are most at risk for in K-12, include some of the differences in victimization found across elementary, middle school, high schools, and college. why you think these crimes occur within the

    asked by sharday
  129. calculus

    The voltage signal from a standard European wall socket can be described by the equation V(t)=325sin100 pi x , where t is time, in seconds and V is the voltage at time, t. determine the period frequency and amplitude

    asked by bob
  130. coordinate geomtry

    find the distance between (cos 35 degree, 0) and (0,acos 55 degree)

    asked by lizy
  131. perimeter problems math

    janet built a 5-inch ny 7-inch rectangle A:what is the perimeter of janets rectangle? B:the perimeter of olivia's rectangle is 150% as long as janet's. what is the perimeter of olivia's rectangle? C. what is the area of janets rectangle? D.the area of

    asked by justin
  132. physics

    For the reaction, A ¨ B, ƒ¢H‹ = +11.00 kJ mol-1 and Keq is 12.50 Calculate i) ƒ¢G‹ and ii) ƒ¢S‹ at 25 ‹C. [0 ‹C = 273.15 K; R = 8.314 J K-1 mol-1]

    asked by jenny
  133. math

    A purse contains $3.65 in quaters and dimes. There are 9 more quaters than dimes. Find the number of quaters and dimes.

    asked by Anonymous
  134. algebra

    A chemist has a solution that is 20% HIC and a solution that is 50% HCI. How much of each solution should be mixed to attain 300ml of a solution that is 30% HCI?

    asked by Susannah
  135. geometry

    whats m

    asked by Anonymous
  136. Math 208

    Question number 5 is talking about a public four-year college. So we know this: 2000-$3,500 2001-$3,700 2002- ? 2003- ? 2004-? 2005-$5,100 Repeating exercise 1-4 it is talking about private four-year college. So we know this: 2000-$16,200 2001-$17,300

    asked by Wanda
  137. geometry

    Point E is the centroid of triangle ABC. Find DB. AF = 10x=3 EF = 2x+5 EB = 4x+3 This is for median of triangles.

    asked by Anonymous
  138. Physics

    A 260-kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at 30.0° with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.870, and the log has an

    asked by Natasha
  139. chemistry

    A 11.0% (w/v) solution of ethyl alcohol is diluted from 51.0 mL to 230.0 mL. What is the new weight/volume percent?

    asked by Kyle
  140. Chemistry

    What is the mole fraction of solute and the molal concentration for an aqueous solution that is 19.0% NaOH by mass?

    asked by Heather
  141. scottsdale CC

    At 0.100 s intervals, the x coordinates of a particle are 0, 1.01 cm, 2.05 cm, and 3.12 cm. Estimate the instantaneous velocity and acceleration at t = 0.

    asked by juan
  142. Chemistry

    When 4.73 g of a nonelectrolyte solute is dissolved in 965 mL of water at 28 °C, the resulting solution exerts an osmotic pressure of 945 torr. What is the molar concentration of the solution? How many moles of solute are in the solution? What is the

    asked by Josh
  143. Electrotechnics N4

    coil having 1000 turns with cross sectional area of 100mm2 and mean length per turn of 100mm, has a inductance of 10 henry. Calculate the resistance of the winding if resistance of the conductor is 10 micro ohms ? What formula?

    asked by Anonymous
  144. business

    If a group does not formally vote during a meeting: a-the meeting is a waste of time. b-the leader should summarize the group's consensus after each point. c- the meeting is most effective. d- the leader should make everyone stay until a formal vote is

    asked by Anonymous
  145. maths

    could you please help me.... Draw the graph of y=x-3 for values of x from -3 to 4 also how would you draw the graph of to 2x+y=7 for values of x from 0 to 5 i don't need the graph drawn i just need two plots for each! thanks

    asked by jacob
  146. science

    A rigid container holds a gas at a pressure of 55kPa and a temp of -100.0 deg C. What will the pressure be when the temp is increased to 200.0 deg C?

    asked by Anonymous
  147. algebra

    the price of a car depricates over time at a rate of approximately 18% according to the formula (C)t=36,500(0.82)^t. what was the inital cost of the car? what will the car be worth in 4 years? when will the car be worth less than 5,000?

    asked by jessica
  148. Chemistry

    1) For a freezing point depression experiment we had to create an ice bath and add salt to the ice. I have to answer the question, why was salting the ice necessary in order to complete the experiment and how does this apply to the principles/concepts

    asked by Hannah
  149. calculus

    Compare the standard wall socket voltage signals of Europe and North America. Recall that in North America, the voltage is described by the function V(t)=170sin120 pi x

    asked by jim
  150. English

    Life would best be symbolized by what? A. darkness B. island C. tree D. stone

    asked by Katlin Hanson
  151. physics

    A 1000-N crate resting on a surface is connected to a 500-N block through a frictionless pulley . Friction between the crate and surface is enough to keep the system at rest. What is the tension and friction in newtons?

    asked by Anonymous
  152. Physics

    what is the voltage acros a 60.0 resistor with a current of 3 1/3 a?

    asked by Hannah
  153. physics

    A girl sitting on a merry-go-round 1.50 m from the center moves counterclockwise. If the girl's angular displacement is 1.67 rad, what is the arc length through which she moved?

    asked by Anonymous
  154. math

    Business and Economics: For a business to make a profit it is clear that revenue R must be greater than cost C; in short, a profit will result only if R>C. if a company manufactures records and its cost equation for a week is C = 300 + 1.5x and its revenue

    asked by momin
  155. business math

    A videocassette manufacturer has determined that its weekly cost equation is C = 3000 + 10x, where x is the number of cassettes produced and sold each week. If cassettes are sold for $15 each to distributions, how many must be sold each week for the

    asked by mina
  156. APUSH

    Describe the presidency of calvin coolidge.

    asked by Pearl Angel
  157. Physics

    A 260-kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at 30.0° with respect to the horizontal. The coefficient of kinetic friction between the log and the ramp is 0.870, and the log has an

    asked by Natasha
  158. Physical Science

    A 200-L iron tank has a mass of 36 kg. a) Will it float on seawater if empty? b) What mass of potatoes could be added such that the tank would still float? [Note: 1000 L = 1 m3 ]

    asked by Jessica
  159. Calculus

    Verify if correct or not please =) What is the slope of the normal to y= (x^2-1)/(x+5) at (1,0) a) -3 b) -1/2 c) -1/3 d) 1/3 Answer is A, -3. ---------------------------------------- What is the y-intercept of the line that is tangent to f(x)=4/(3x+1) at

    asked by Jake
  160. physics

    if one man 50 kgs fell from 10 meter high builder, how much impact force when he hit the concrete ground and how long the time it happen.

    asked by allen
  161. financial and managerial

    Select a Local Hospital And Compare Its Financial Ratios For The Most Recent Three Years Against The National Norms For That Type Of Institution

    asked by Anonymous
  162. Chemistry

    For the reaction, 2 XO + O2 = 2 X02, some data obtained from measurement of the initial rate of reaction at varying concentrations are given below. run # [XO] [O2] rate,mol L-l s-1 1 0.010 0.010 2.5 2 0.010 0.020 5.0 3 0.030 0.020 45.0 The rate law is

    asked by Kay
  163. chemistry

    Consider the following reaction: 2 NO(g) + O2(g) ---> 2 NO2(g) + energy if the number of moles of oxygen is increased to two moles, the a. reaction speeds up b. reaction slows down c. temperature increases d. temperature decreases I'm not really sure what

    asked by Aria
  164. Math

    The perimeter of a regular pentagon is 35in. What is the lenght of one side of the pentagon? Show your work.

    asked by Leah
  165. math

    Two fractions have the same denominator. Which is the greater fraction: the fraction with the greater numerator or the lesser numerator?

    asked by Dylan
  166. chemistry

    At which temperature is NaCl more soluble in water, 0°C or 90°C? 0°C 90°C

    asked by krystal
  167. Math

    The table shows the number of classrooms needed for different numbers of students. Total Students Classrooms 66 3 110 5 154 7 220 10 What is the relationship between Total Students and Classrooms? A.Classrooms=Total Students divided 33 B.Classrooms=Toal

    asked by Colton
  168. Science

    Are all solutions mixtures? Are all mixtures solutions? Explain with examples. I put all solutions are mixtures but all mixtures aren't solutions. I don't know how to explain it with examples

    asked by Andrew
  169. Science

    Ed wants to determine if there is a trend in air temperature changes during April. Which of the following procedures should he follow? a) Measure the temperature every hour for 1 day; b) Measure the temperature at noon every day in April; c) Measure the

    asked by Mia
  170. physics

    Which requires more power? lifting a 25 kg bag of cement 10 m vertically in 1 minute, or lifting a 50 kg bag 5?

    asked by britches
  171. english

    ROMEO AND JULIET what are juliets feelings towards romeo in act 3 scene 2 from lines 1-35?

    asked by ali
  172. math

    I have a board 55 inches long, and 12, 4 inch balls, how far apart do I space them?

    asked by Anonymous
  173. Spanish

    ¿Cómo son las monedas de pesos mexicanos?We had to do a reading and type the answers-not sure about this question Hay monedas de un peso, cinco pesos, diez pesos y de centavos. ¿En cuáles países se usa el dólar estadounidense? Panamá y Puerto Rico y

    asked by Audrey
  174. business

    A job application letter is different from a resume in that: presents a job candidate's qualification. uses short,parallel phrases and sentence fragments. is adapted to a position rather than to the needs of a particular organization.

    asked by Anonymous
  175. Chemistry

    At a temperature of 30.°C, a gas inside a 1.50 L metal canister has a pressure of 760 torr. If the temperature is increased to 55°C (at constant volume), what is the new pressure of the gas?

    asked by Kyle2
  176. Chemistry

    A solution is made by dissolving 0.526 mol of nonelectrolyte solute in 831 g of benzene. Calculate the freezing point and boiling point of the solution. Constants may be found here.

    asked by Heather
  177. social

    resident at a small new england town meeting vote to install signal at an intersection near the school

    asked by guerson
  178. Psychology

    Sally is driving her car and talking on her cell phone. Statistically this behavior has been shown to be quite dangerous and contributes to many automobile accidents. In performing these two tasks simultaneously, Sally uses: a. conscious cognitive

    asked by Tessy
  179. Computers (XML)

    employees.xml Linda P. Jone 386-333-2321 Tom Smith Hilda Parham 386-455-5675 Create a DTD files “employee.dtd” based on “employees.xml”. Create a schema files “employee.xsd” based on “employees.xml”. Create a

    asked by Lisa
  180. analogy

    mountain: fountain:: change

    asked by Anonymous

    following is NOT something a group should do when it plans a collaborative writing project? A-Divide the work ahead of time according to how the leader thinks it will best be done B-Make your analysis of the problem, the audience, and your purposes

    asked by Anonymous
  182. stats

    microfracture knee surgery has a 75 chance of success on patients with degernerative knees. the surgery is performed on 5 patients. find the probability of the surgery being succesful on less than 3 patients?

    asked by Anonymous
  183. Chemistry(Urgent, please help,thank you)

    After performing a freezing point depression experiment I had to find the molecular weight of glycol. Now I have to answer the question what value did I assume "i" to equal and why did I make this assumption. My teacher told us the value of i to use for

    asked by Hannah
  184. Probality

    For the data ; let A denote the sample mean and M denote the sample median. Then value of A & M???

    asked by Saya
  185. Calc

    Write the equation of the line tangent to the graph of the function at the indicated point. As a check, graph both the function and the tangent line you found to see whether it looks correct. (1/x^3 -x)^2 at x= 2

    asked by Mike
  186. maths

    How do I find the derivative of ln(ln(1-x))? I know that the derivative of ln(ln(x)) would be 1/xlnx. Would the answer be 1/(1-x)ln(1-x)?

    asked by Ashley
  187. Human Relations

    How can I compare Southeast Asian cultural values with American cultural values? I need to give two examples of this. I understand that most American cultural values involve having a job to earn money.

    asked by Alex L.
  188. Chemistry

    According to the second law of thermodynmics..a) cold moves to hot B) low pressure moves to high pressure C) wet moves to dry D) dry moves to wet

    asked by L.Bianchessi
  189. Trig

    #1 (1/sinx)(sin^2x + cos^2x(sinx/cosx) )/(sinx + cosx) = (sinx + cosx)/(sinx+cosx) = 1 Reiny helped with this question but I don't how Reiny did it. Please explain

    asked by Anonymous
  190. Statistics

    Red has probability .30 and black has probability .70. What is the probability that patron will win all ten wagers if alternating between red and black on each wager? What would be the standard deviation?

    asked by Joe Dee.
  191. physics

    a ball (mass = 0.250 kg) is kicked off a porch (h = 1.50 m above the ground) with an initial velocity of 17.0 m/s at an unknown angle. what is the initial KE. What is the initial PE. what is the KE and speed of the ball when it is at the top of its

    asked by jane
  192. English

    Thank you very much for your revision! I just wanted to know if I can use indirect speech in this rephrase: Then the poet has doubts about the fate of a fair youth. Will he also undergo the ravages of time since sweet and beautiful creatures don't stay

    asked by Henry2
  193. business

    Following is NOT something a group should do when it plans a collaborative project? following is NOT something a group should do when it plans a collaborative writing project? Divide the work ahead of time according to how the leader thinks it will best be

    asked by Anonymous
  194. American Goverment

    What is one way the Federal Communications Commission regulates radio and television broadcasts?

    asked by lalt
  195. Physics

    As a block of wood with the mass of 2.00 kg slides along a floor, it's speed decreases from 4.0 m/s to 1.0 m/s. How much kinetic energy does it lose?

    asked by Skyler
  196. 12th bio.

    male ke sperm ka stracther

    asked by Dharmedra verma
  197. science

    Ball 2 with a mass of 30 kg, is moving left at 10 m/s. At what velocity should ball 1, with a mass of 10 kg, move to the right and collide with 2, so that ball 1 rebounds with a velocity of 10 m/s. assume that the collision is perfectly elastic.

    asked by Milli
  198. physics

    An object is thrown upwards and after 2 seconds is 78 m above where it was initially thrown. Assume no air resistance, and determine the initial speed the object was thrown at.

    asked by Cassandra
  199. business

    which of the following is not a technique for emphasizing material in a résumé? A-presenting it in vertical lists B-including it as part of lengthy paragraph C- offsetting it with white space D- positioning it at the top of a page the answer is B

    asked by Anonymous
  200. calculus

    Differentiate both sides of the double angle identify sin 2x= 2 sin x cos x to determine an identify for cos x. Find the first derivative, second derivative, third fourth, fifth, sixth, seventh and eighth derivative. Use the results to find the twelfth and

    asked by john
  201. Essay Check

    This is a paragraph in my essay. Please tell me if this makes any sense. (basically I want to save money by earning a quality and cheap education so I can save money to be able to open a free clinic to help people) >>>>>>>>>>>>>>>> By attaining education

    asked by Hero
  202. biology

    why DNA replication necessary to life?

    asked by Shreya
  203. English

    I included my doubts using question marks. I need to rephrase "hopefuls", "disposable" and the last sentence. I really hope you can help me. 1) Craig Jones is not only an office worker, but he is also a talented singer who dreams of becoming a star. 2) He

    asked by Henry2
  204. statistics

    The population standard deviation (σ) for a standardized achievement test that is normally distributed is 8. a.) Calculate the standard error of the mean if you draw a random sample of 50 test scores. Show your work for full credit . . . b.) Your sample

    asked by PK
  205. Physics

    Suppose your power company charges $1.00 per kWh as its power rate. (a) What is the power in kW for an air conditioner that pulls 5 A on your standard 115 V household circuit? (b) How much does it cost you to run your air conditioner for 12 hours?

    asked by Hannah
  206. Physics (2)

    I have this number where they give me the coordinates of 3 particles and the mass of each one of them. Afterwards, there's a force applied on 2 of those particles and they ask me to calculate the systems total moment of inertia. But then they ask me this:

    asked by Raf
  207. statistics for behavioral sciences

    In a one- to two-page Microsoft Word document, for each hypothesis listed indicate: Whether the appropriate analysis would be a one-tailed test or a two-tailed test. A type I and type II error, given the context of the hypothesis. Hypothesis: The three

    asked by troy
  208. Calculus AB

    I have to find y' if ln(xy) = x + y. Where do I start? I'm not sure what to do with that ln(xy)

    asked by Sarah
  209. algebra

    find a table or other rectangular object and measure the length width and perimeter use feet or inches as your unit of measure express the length in terms of the width

    asked by Anonymous
  210. Math

    8 = 6 + p/2 *The p/2 is not dividing it's p over 2 like in a fraction.

    asked by Natalie
  211. accounting

    On December 31, 2009, $150,000 of 14% bonds were issued. The market interest rate at the time of issuance was 15%. The bonds pay interest on June 30 and December 31 and mature in 8 years. Compute the selling price of a single $1,000 bond on December 31,

    asked by bry
  212. 7th grade health

    What is the scrambled word? Here is the definition. Mineral that helps regulate fluid balance in the body. Here is the scrambled word. samuposti Please help thank you

    asked by saranghae12
  213. science

    On reducing the volume of gas at constant temperature,the pressure of the gas increases .Explain why?

    asked by twookio
  214. science

    Two balls of masses 5 kg and 15kg are separated by a fixed distance of 0.8m. find the position of the centre of mass of system

    asked by raynold
  215. algebra

    Add. (2a^4-2a^3+3a^2+14a-5)+(a^5+7a^3+7a^2-3a+2)+(-5a^4+a^2-8a-6)

    asked by jossie
  216. Math

    A bottle contains at least 4 times as much juice as a glass contains. The bottle contains 32 fluid ounces. Write an inequality that shows this relationship. Please help me show your work please and thank you

    asked by Amanda
  217. English

    I'm including an introductory part I wrote on Shakespeare's sonnets. Can you please check it, Writeacher? Thank you!! 1) Shakespeare’s sonnets were published in 1609, although they were probably written in the 1590s. The collection includes a hundred and

    asked by Henry2
  218. English Literature

    Can i please get the analysis of the poem "Horses" by Edwin Muir? This should not, however, be confused with another of his poems "The Horses". Thank you.

    asked by Barbie
  219. English

    Writeacher, I need to rephrase a few verbs related to film stars. I also wanted to prepare a sort of vocabulary to be used when describing music groups. Can you suggest a website? Thank you very much. 1) She's been involved in show business (?) since she

    asked by Henry2
  220. Physics

    A crane is holding a bloc of metal of 10 000kg. If the crane's arm weights 1000kg and is 10,0m long, what is the tension in cable a and how big is the force exerted on the pivot of the cranes arm. the cable passes through the top of the cranes arm and then

    asked by Raf
  221. statistics

    how is statistics defined

    asked by c
  222. 8th grade math

    At Maryland Middle School, there are 9 mathematics classes. If two mathematics classes are selected for a school competition, what is the number of possible outcomes?

    asked by Piggy
  223. Calculus

    Find an equation (in terms of x and y) of the tangent line to the curve r=3sin(5theta) at theta=pi/3

    asked by help
  224. Criminal justice

    What kinds of characteristics might make a suspect in a crime a viable candidate for the problem solving drug courts?

    asked by Michelle
  225. English

    Thank you very much Writeacher! I added a few more things. I'd like you to check them, please 1)At the end of sonnet 12: The image of time as death, bearing a scythe (typical in medieval and Renaissance iconology) is left impotent by the presence of the

    asked by Henry2
  226. Probality

    The probability that a prime number occurs on at least 2 tosses when a balanced dice is tossed 5 times independently is equal to???

    asked by Saya
  227. physics

    A woman passes through a door revolving with an angular speed of 2.2 m/s. If she is 0.80 m from the center of the door, what is the door's tangential speed

    asked by Anonymous
  228. World History

    10. The Crimean war was fought between France and a. Russia b. Great Britain c. Italy d. Germany A 26. Theory that plant and animal life developed from common ancestors over millions of years- evolution 30. Study of roots of behavior in the unconscious-

    asked by mysterychicken
  229. physics

    In a lab, a student measures the unstretched length of a spring as 0.109 m. When a 131.4-g mass is hung from the spring, its length is 0.201 m. The mass-spring system is set into oscillatory motion, and the student observes that the amplitude of the

    asked by janny
  230. physics

    the linear momentum of a 400 kg giraffe at 5 m/s is

    asked by Anonymous
  231. calculus

    f(x)= 3x^7 +2x -9 If g(x)= f inverse of x and g(-4)= 1, what is g'(-4)? I know that f inverse is the same as 1/f'(x) but I'm not sure where to go from there.

    asked by k
  232. physorbit

    A spacecraft is in orbit around a planet. The radius of the orbit is 3.2 times the radius of the planet (which is R = 71490 km). The gravitational field at the surface of the planet is 24 N/kg. What is the period of the spacecraft's orbit?

    asked by opp
  233. college algebra

    Find the domain of the function. q(s) = sqrt of 81-s^2

    asked by missy
  234. math

    In the annual walkathon, Lee jogs for 5 3/4 miles more than he walks. If he travelled a total of 15 miles, how many miles did he walk

    asked by lee
  235. Chemistry

    How many grams of nickel (II) chloride must be added to 1.50 L of a 0.500 M sodium sulfide solution to precipitate out all of the product of interest?

    asked by Bella
  236. programming

    In order to share an XML file among different systems and programs, this XML file need to checked well, what are the two things to be done? /////////////////////////////////employees.xml//////////////////////////////////////////// Linda P. Jone

    asked by Lisa
  237. math

    Through how many degrees does the minute hand move from 4:00 to 4:30?

    asked by Anonymous
  238. programming

    In order to share an XML file among different systems and programs, this XML file need to checked well, what are the two things to be done? /////////////////////////////////employees.xml//////////////////////////////////////////// Linda P. Jone

    asked by Lisa
  239. physics

    What power - in Watt-hours - is needed at home on your standard 115 V circuit to run: (a) a 10 A air conditioner for one hour to completely cool off your room, or (b) a 3 A electric fan to keep a constant flow of air over you for five hours? (c) Which is

    asked by Abby
  240. physics

    what is the angular speed of one satellite as seen by an astronaut in another satellite?

    asked by vivek
  241. business

    Positive roles and actions of individuals that help the group achieve its task goals include?A. Recognizing the contributions of members. B. Disagreeing with everything that is proposed. C. Restarting major points, pulling ideas together, and summarizing

    asked by Anonymous
  242. English

    Writeacher, I'm posting the last sonnet I need to rephrase for tomorrow. I really hope you can have a look at it. 1) Sonnets 116 is about love in its most ideal form. The poet thinks that true love is to be based on mutual trust and understanding. 2) True

    asked by Henry2
  243. algebra

    How do i solve 8y to the 2nd plus 30y plus 13

    asked by Anonymous
  244. chemistry

    For the reaction, A ¨ B, ƒ¢H‹ = +11.00 kJ mol-1 and Keq is 12.50 Calculate i) ƒ¢G‹ and ii) ƒ¢S‹ at 25 ‹C. [0 ‹C = 273.15 K; R = 8.314 J K-1 mol-1]

    asked by jenny
  245. English

    I have an article called ‘‘It would have been worse under Saddam:’’ Implications of counterfactual thinking for beliefs regarding the ethical treatment of prisoners of war” by Keith D. Markman , Nobuko Mizoguchi Matthew N. McMullen Can I take out

    asked by Anonymous
  246. business

    Nonverbal symbols : A-cannot be studied or learned because they are an inherent part of a person B-have the same meaning within a single culture C-may be communicated from one person to another without the sender even realizing it D-are easy to clear up if

    asked by Anonymous
  247. Chemistry

    You work for a nuclear company and you want to separate out radioactive carbon from the soil sample. You calculate that you should get out 351.2g of carbon from your reaction but in the lab you only weigh out 311.7g after the procedure is finish. Is there

    asked by Bashu
  248. Physics 30

    Vectors A) 3.5 cm North B) 4.2 cm West Algebraically subtract B from A(B-A) Whaaaa? Please help

    asked by Don
  249. Math

    The graph shows the number of airplanes that flew out of an airport last week Mon=4airplanes Tues=7airplanes Wed=3airplanes Thu=8airplanes Fri=5airplanes If each airplane carried 120 people then how many people flew out of the airport last week? A.3240

    asked by Andrew
  250. law

    In your opinion should there be a specific curriculum included in school and college syllabus which would teach students on interpersonal cohesiveness?

    asked by sharday
  251. 7th grade health

    What does anemic mean?

    asked by saranghae12
  252. math

    Explain how to use the square roots of 144 and 169 to estimate the square root of 154. I NEED THE ANSWER TONIGHT!

    asked by Morgan
  253. general chem

    A burning log, light from flashlight, car in motion, are examples of what type of energy? 1)potential 2)thermal 3)kinetic 4)radiation

    asked by L.Bianchessi
  254. Math 208

    x=3y+2 Write the equation in slope–intercept form. (b) Give the slope and y-intercept of the line

    asked by Wanda
  255. English

    ms. sue i cant think what picture i add for second slideshow? it have person on it or it just be scenery?

    asked by Mohammad
  256. area model

    Sketch an area model 74 time 92

    asked by alieda
  257. Spanish

    Please could somebody explain the difference between tan como and tanto como?

    asked by Claire
  258. math

    The distance from john house to his grandparents home is 114 miles. About how many miles is the distance round this number. To the nearest 100 miles

    asked by jelly
  259. HELP!HELP!

    why do you think william penn chose the historic district for the city?

    asked by Celest
  260. algebra


    asked by jubillee
  261. physics

    Use the angle at the tail of v(arrow above) and the magnutude of v to calculate the values of vx and vy. How do these values compare with those you measured directly for vx and vy?

    asked by geekgirl05
  262. chemistry

    how many chloride (CL negative two) ions are needed to balance a positive charge of Barium positive two?

    asked by monique
  263. calculus

    I need help finding the derivative of (x^2+sinx)secx

    asked by jholm
  264. algebra

    Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this. 18x + 6y = 78 12x + 54y = -48

    asked by Anonymous
  265. precalc/trig help please

    The area of a circle is 18pi square meters. What is the radius (leaving answer in simplest radical form)

    asked by Carlee'
  266. hca 220

    seven organizational approaches to studying the human body and how and when they are used in health care.

    asked by Anonymous
  267. Physics

    A solid disk with a mass ok 100 kg and radius of 0.2m turns clockwise through an angular displacement 10 rad when starting from rest attain its maximum angular speed of 1 revolution every 0.5s. How much time did it take for the disk to go from rest to

    asked by Brittany
  268. pre-algebra

    if the scale is 3 in. = 50 mi. what is the actual distance if the line segment was 6 in.

    asked by tiff
  269. statistics for behavioral sciences

    In a one- to two-page Microsoft Word document, for each hypothesis listed indicate: Whether the appropriate analysis would be a one-tailed test or a two-tailed test. A type I and type II error, given the context of the hypothesis. Hypothesis: The three

    asked by troy
  270. math

    The numbers 1 to 100 are placed in a box. You randomly select 15 numbers without looking. What is the probability that two pairs out of these 15 numbers will have the same difference?

    asked by Shanaynay
  271. APUSH

    how did technology and religion affected America during the roaring twenties?

    asked by Pearl Angel
  272. french

    Please can you check the following, thankyou. je vais acheter tu vas acheter il/elle acheter nous allons acheter vous allez acheter ils/elles vont acheter je acheterai tu acheteras il/elle achetera nous acheterons vous acheterez ils/elles acheteront i have

    asked by dan
  273. APUSH

    Explain the rise of the republicans and the international challenges faced following world war I?

    asked by Pearl Angel
  274. English - Ms. Sue

    Ms. Sue having loads of trouble here could you please help me? Actually Mohammad and I just went on the site Animoto and it won't let us put full sentences. Maximum letter count is 30. Exactly how do I shorten this sentence? Jake draws himself away from

    asked by Aaron
  275. math

    The perimeter of a rectangular field is 560m.The length of the field is an eigth third of this distance.Find the length of the field.Find the width of the field

    asked by Derrick
  276. Chemistry

    A chemical reaction taking place on the surface of a block of sodium will not occur faster if the a. size of the block doubles b. block is cut in half c. surface area is increased d. amount of sodium is decreased

    asked by Aria
  277. English

    I realized a left out a few considerations. Could you please have a look at them? 1) The sickle stands for the inevitable passing of the time, whereas the adjective ‘brief’ points out the transience of beauty and time. 2) In the first two quatrains the

    asked by Henry2
  278. algebra


    asked by Kristin
  279. Algebra

    Find a table or other rectangular object and measure the length width and perimeter use feet or inches as your unit of measure express the in terms of the width

    asked by MissMoe
  280. math

    if you evaluate the expression 5a-2 for a=1,2,3,4 and so on,you form a sequence of numbers.what is the sum of the first 10 numbers in the sequence you form by evaluating the expression for a=1 through 10? explain your reasoning

    asked by bluebabe
  281. English

    Could you please check this paragraph I varied on the tragedy of revenge? Thank you. 1) Shakespeare’s Hamlet shows all the features of the revenge tragedies, whose rules were set by Seneca. In all revenge tragedies a sexual or violent crime is committed

    asked by Henry2
  282. algebra

    2-(a-1)/(a+2)=(a^a-1)/(a+2)Can you help me solve this problem step by step please?

    asked by lesa
  283. chemistry

    what did amedeo avogadro contribute to the atomic theory?

    asked by mark
  284. MATH

    How do I find JK for J(3, 8)and K(-1, 4)? Please help!

    asked by Tyler
  285. Chemistry

    Calculate the mass of calcium phosphate that forms when 5.50 x 10 -2 mol of solid calcium chlorate is dissolved in 600.0 mL of 1.00 x 10 -2 M lithium phosphate solution.

    asked by Bella
  286. math

    How can a function have Limit, L, as x approaches a, while f (a) ‚ L?

    asked by geekgirl05
  287. math question

    Don't know how to do this problem. Drew lifts weights for 15 minutes a day and run on the treadmill for 30 minute. Use the distributive property to find the minutes the total minutes that drew exercises for 7 days

    asked by Khalief
  288. Business

    Does anyone know any specific businesses who use the online community for business deals through online video chats, with those around the world, instead of face to face in the actual community?

    asked by Anna
  289. Math

    Ms gray is 25 years old. She took a class with students who were 55,52,59,61,63,58 years old. Find the mean, median, mode, and range with and without ms gray's age.

    asked by Elaina
  290. math

    How to solve a linear equation using the equality properties. Help explain in simple language

    asked by katy
  291. Trig

    3-square root 2/ 1+square root 2

    asked by Jay C
  292. math

    Simplify the given expression. square root of negative 54 end root plus square root of negative 96

    asked by nithy
  293. Physics Please Help!

    A solid disk with a mass ok 100 kg and radius of 0.2m turns clockwise through an angular displacement 10 rad when starting from rest attain its maximum angular speed of 1 revolution every 0.5s. How much time did it take for the disk to go from rest to

    asked by Brittany
  294. Math

    How would you get the exact value of the following problem: 29 * 6^(-3x) = 11 Thanks!

    asked by Wally
  295. Probality

    The probability that at most 3 tosses of a balanced dice are required to get a prime number on top is equal to????

    asked by Saya
  296. earth/atmosphere

    my homework says a,b,and c represent gases what is a? a has 78.09 present by volume and i need to know what gas a stands for....i thought it was argon but argon is already a gas listed...HELP

    asked by Anonymous
  297. Chemistry

    I need to calculate the molecular mass of ehtylene glycol based on the freezing point depression. The teacher said that for glycol i=1 and to use the equation m=delta T / Kf X i Kf = -1.86C/m so I did -2.5C / -1.86 X 1 = 1.344 I know that 1.344 can't be

    asked by Hannah
  298. science

    light wave can move through what

    asked by mattie
  299. English

    I tried to rephrase Shakespeare's sonnet myself. I really need your revision, Writeacher. I urgently need your help. I included the sonnet itself.Thank you very much!!! 1)First, the poet looks at the clock ticking away the time (or and notices the time

    asked by Henry2
  300. cch

    a bridge over a river is loaded at three penal points. determine the support reactions at a and b

    asked by peter
  301. Fractions

    In class, 3/8 of the students play sport while the rest do music.what fraction of the class does music?

    asked by Olicia Lai
  302. Political Science

    In the past decade, policies have included not-for-profit organizations for the administering of programs such as welfare or child protection services. What are the strengths and weaknesses of using this forum?

    asked by unknown
  303. calculus

    ln[x^3(x+3)^2((x^2)+4))^7 find the derivative

    asked by carlton
  304. Math

    what is the last two digits in 5 to the 2012 power?

    asked by glenda
  305. Math

    (x power of 7 over x power of 2) •times• (5y power of 2 over x power of 3)

    asked by Kynan wright
  306. math

    Laquida has a circular a garden with a radius of about 2 ft. If she wanted to plant 40 bulb per square foot about how many should she buy? 120, 240, 480, or 300

    asked by brianna
  307. Anthropology

    Why has “race” no biological basis, but is culturally constructed. How do ideas or concepts of “race” affect our lives?

    asked by Miriam
  308. math

    You are going 3 miles per hour. You stop once for one hour. You want to go at least 18 miles. At least, how many hours would you to walk? I need an inequality to set this up, I can do the rest from there.

    asked by reagan
  309. law

    In your opinion, should there be any changes brought about in the punishment laws?

    asked by sharday
  310. e-commerce

    what do they mean by cite the ethical dilemmas involved

    asked by polly
  311. algebra

    simplify 8-2(n+4)(-3)^2

    asked by brenda
  312. English

    What opportunities does the online community offer that the actual community doesn't?

    asked by Anna
  313. math

    what is 13/14 in simplest form?

    asked by Anonymous
  314. Calculus

    For which point(s) on the graph of f(x)=5x/(x+2) is the slope of the tangent 2/5? a) (-3,15) b) (7, 35/9) c) (3,3) and (-7,7) d) (24, 60/13) Answer is C?

    asked by Jake

    An ice hotel that is made of 410 metric tons of ice and 12200 metric tons of snow is being melted. The company is going to siphon the melted water into nearby streams. The company is using large industrial sized acethylene to do the job. Your job is to

    asked by JAMES
  316. pos/110

    civil liberties:currently do we need more or less protection of this liberty in contemporary American society

    asked by mary
  317. English

    Where do you find the editor of a certain article of a website? Where can you find the name of the organizatin that associated with the site??

    asked by Anna
  318. math

    I have a math question abdedbabde 1234321234 how do I do this problem

    asked by chris
  319. math

    find the domain the function f(x)is square root x plus 3

    asked by julie
  320. English

    ms. sue u please erase my post here also? one i wrote my essay in.

    asked by Mohammad
  321. spanish

    how do you say i care about others than myself?

    asked by lily
  322. math

    solve -0.5(x-5)+x=0.2(2+6x)

    asked by mabel