Questions Asked on
December 11, 2011

  1. can you please look over my answers? clauses

    Can you please look over the answers that I have for the different clause questions? Thanks ahead of time! Ohh, & S-subject, DO-direct object, PN-predicate noun, OP-object of preposition. Thank you! [What I wanted to do] was to finish my work. S The

    asked by Amy
  2. Chemistry

    If 8.00 moles of NH3 reacted with 14.0 moles of O2, how many moles of H2O will be produced? 4NH3 (g) + 7O2 (g) --> 4NO2 + 6H2O (g)

    asked by Argh
  3. Math: Trig

    to determine the height of a pole across a road, Justin takes two measurments. he stands at Point A directly across from the bass of the pole and determines that the angle of elevation to the top of the pole is 15.3 degrees. he then walks 30m parallel to

    asked by Frany
  4. school

    What is the pH of 0.1 M formic acid solution? Ka=1.7„e10-4? What is the pH value of buffer prepared by adding 60 ml of 0.1 M CH3COOH to 40 ml of a solution of 0.1 M CH3COONa? What is the pH value of an acetate buffer (pK=4.76) prepared by adding 20 ml of

    asked by alshammari
  5. Statistics

    If the correlation coefficient is 0.790, what is the explained variation? A. 37.6% B. 62.4% C. 79% D. 21%

    asked by Ashleigh
  6. physics

    A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 6.0 m/s. How much work was done by friction as the child goes down the slide?

    asked by katieee
  7. physics

    Flywheels are large massive wheels (disks) used to store energy. They can be spun up slowly, and then the wheel’s energy can be released quickly to accomplish a task that demands high power. A large flywheel has a 2.4 m diameter and a mass of 300 kg. Its

    asked by Anonymous
  8. chemistry

    Write the balanced formula equation, complete ionic equation, and net ionic equation. If no precipitate forms, write "No reaction" a) Hg2(NO3)2 (aq) + CuSO4 (aq) b) Ni(NO3)2 (aq) + CaCl2 (aq) c) K2CO3 (aq) + MgI2 (aq) d) Na2CrO4 (aq) + AlBr3 Please

    asked by Gabby
  9. Chemistry

    which conversion factor do you use to first calculate the number of grams of CO2 produced by tge reaction of 50.6 CH with O2? The equation for the complete combustion of methane is: CH4 (g) + 2o2 (g) ---> CO2 (g) +2H2o (l) a. 2 mol O2/1 mol CO2 b. 1 mol

    asked by qwert
  10. Trigonometry

    while standing at the left corner of the schoolyard in front of her school, Suzie estimates that the front face is 8.9m wide and 4.7m high. from her position, Suzie is 12m from the base of the right exterior wall. she determines that the left and right

    asked by Franny
  11. Geometry

    If m

    asked by Allison
  12. chemistry

    Consider the following reaction: 2H2S (g) + 3O2 (g) --> 2SO2 (g) + 2H2O (g) If O2 was the excess reagent, 1.3 moles of H2S were consumed, and 18.7 g of wat were collected after the reaction has gone to completion, what is the percent yield of the equation?

    asked by :(
  13. Chemistry

    The decomposition of potassium chlorite yields oxygen gas and potassium chloride. If the yield is 95%, how many grams of KClO3 are needed to produce10.0 L of O2?

    asked by PleaseHelp
  14. English

    Vinegar (by Roger McGough) sometimes i feel like a priest in a fish and chips queue quietly thinking as the vinegar runs through how nice it would be to buy supper for two (1967) Poem for Roger McGough (by Adrian Henri) A nun in a supermarket standing in

    asked by JK
  15. physics

    A pendulum of length L=26.0 cm and mass m= 168 g is released from rest when the cord makes an angle of 65.2 degrees with the vertical. (a) How far (m) does the mass fall before reaching its lowest point. (b) How much work (J) is done by gravity as it falls

    asked by Sarah
  16. chemistrt

    17.8 g of CH4 react with 55.4 g of O2 to form CO2 and H20 identify the limiting and excess reagent. what is the mass of CO2 produced? how much excess reactant is leftover?

    asked by Skye
  17. English

    Could you please check if the following fill-in-the-blank activity is possible? 1. The woman denied __________ (be beaten) by her husband. 2. She admitted __________ (be abandoned) when she was a child. 3. He stopped __________ (drink) a glass of water and

    asked by Henry2
  18. statistics

    Question2: When parking a car in a downtown parking lot, drivers pay according to the number of hours or fraction thereof. The probability distribution of the number of hours cars are parked is given below X 1 2 3 4 5 6 7 8 f(X) 0.30 0.24 0.17 0.10 0.08

    asked by s.Alhosani
  19. physics

    A 90.0 N grocery cart is pushed 14.0 m along an aisle by a shopper who exerts a constant horizontal force of 40.0 N. If all frictional forces are neglected and the cart starts from rest, what is the grocery cart's final speed?

    asked by katieee
  20. algebra

    from 1990 to 2000, the number of thousand visits by people to hawaii volcanoes national park increased by about 43.1 thousand visits. per year. In 2000, there were about 1529.6 thousand visits to the park. write an equation that gives the number of

    asked by Danielle
  21. Physics

    A spring has a force constant of 546.5 N/m. Find the potential energy stored in the spring when the spring is a) stretched 4.18 cm from equilibrium. Answer in units of J

    asked by Angel
  22. physics

    A 69 kg person on skis is going down a hill sloped at 36° below the horizontal (+x direction). The coefficient of friction between the skis and the snow is 0.15. Find the x and y components of the weight of the skier going downhill.

    asked by mark
  23. grammar

    do you always underline the name of a book or is it in quotations in this instance b.c it said it is in quotes and underlined the name of the book is "GO Spot Go"

    asked by daniel's mom
  24. Chemistry

    For the reaction 2Na (s) + Cl2 (g) --> 2NaCl (s), how many grams of NaCl could be produced from 103.0 g of Na and 13.0 L of Cl2 (at STP)? What is the limiting reactant?

    asked by Schooooool
  25. physics

    Hockey Puck A 110 g hockey puck sent sliding over ice is stopped in 13 m by the frictional force on it from the ice. (a) If its initial speed is 5.0 m/s, what is the magnitude of the frictional force? 1 N (b) What is the coefficient of friction between the

    asked by zack
  26. Chemistry

    Solid sodium reacts violently with water, producing Heath hydrogen gas, and sodium hydroxide ( 2Na + 2H2O --> 2NaOH + 2H2 ). How many molecules of hydrogen gas are formed when 67.2 g of sodium are added to water?

    asked by Help!
  27. english

    Vinegar (by Roger McGough) Poem for Roger McGough (by Adrian Henri) sometimes A nun in a supermarket i feel like a priest standing in the queue in a fish and chips queue Wondering what it’s like quietly thinking To buy groceries for two. as the vinegar

    asked by JK
  28. math

    Fran works due north of home. Her husband Alan works due east. By the time Fran is 7 miles from home, the distance between them is one mile more than Alan's distance from home. How far from home is Alan? Miles Please and thank you in Advanced!!!

    asked by Mandy
  29. college chemistry

    What volume would 10.5 g of nitrogen gas, N2 occupy at 200.K and 2.02 atm.

    asked by celestine
  30. geometry

    Suppose CED = DBC. If m

    asked by james
  31. physics

    A student investigates skateboarding down a slope. She times how long it takes her to skateboard between two lines on a sloping pavement. She varies the distance between the two lines and records her results in a table. Distance s/m time t/s 2 2.32 4 4.23

    asked by Jessica
  32. chemistry

    What type of feature will be observed in the EI mass spectrum of chlorobenzene? An absorption at 3100 cm–1 No signal at all A signal at 112 and a signal at 114 in a ratio of 3:1 A signal at 112 and a signal at 114 in a ratio of 1:1

    asked by Tiffany
  33. chemistry

    Which of the following statements is (are) true about a compound that has a molecular ion peak in its mass spectrum at mass 94, and shows prominent peaks in its IR spectrum at 3600–3200 and 1600 cm–1? A) The compound has a molecular mass of 94. B) The

    asked by Tiffany
  34. chem

    phosphorus (12.28g) reacts with excess of oxygen gas to form 21.04 grams of diphosphorus penatoxide. what is the theoretical yile in grams of this reaction? im not sure how exactly do you start this?

    asked by Skye
  35. Math

    Write a numerical expression for the phrase and simplify.121 less than-68

    asked by Myrtle
  36. physics

    A 3.3 kg mass weighs 30.03 N on the surface of a planet similar to Earth. The radius of this planet is roughly 7.4 × 106 m. Calculate the mass of of this planet. The value of the universal gravitational constant is 6.67259 × 10−11 N · m2/kg2. Answer

    asked by janee
  37. chemistry

    The vapor pressure of pure water at 25 degrees Celsius is 23.77 mm Hg. What is the vapor pressure, in mm Hg, of water above a solution that is 1.5m glucose, C6H12O6?

    asked by Anonymous
  38. Chemistry

    An unbuffered solution contaning 0.000018 M HCl .Calculate PH after adding 1 mL of 0.1 M NaOH to 100 mL of solution.

    asked by Ethio
  39. Biology

    When elongated, tube-shaped cells from the lining of the intestine are treated with a certain chemical, the cells sag and become round blobs. The internal structures disrupted by this chemical are probably _____. A. cell junctions B. microtubules C. rough

    asked by Anonymous
  40. English

    I think I should rephrase the first question. I urgently need you to check this sentence. Thank you very much. 1) Briefly describe the narrator’s personality in Poe’s story, "The Tell-Tale Heart". Explain his feelings and above all his obsession. Then

    asked by Henry2
  41. physics10

    A sled of mass 51 kg is pulled along snow-covered, flat ground. The static friction coefficient is 0.30, and the sliding friction coefficient is 0.10. (a) What does the sled weigh? (b) What force will be needed to start the sled moving? (c) What force is

    asked by Hannah
  42. Physics

    A spring gun is made by compressing a spring in a tube and then latching the spring at the compressed position. A 4.97-g pellet is placed against the compressed and latched spring. The spring latches at a compression of 5 cm, and it takes a force of 9.12 N

    asked by Sarah
  43. college chemistry

    What volume would 10.5 g of nitrogen gas, N2 occupy at 200.K and 2.02 atm.

    asked by celestine
  44. physics

    A 2.7 × 10 3 kg elevator carries a maximum load of 888.9 kg. A constant frictional force of 2.1 × 10 3 N retards the elevator’s motion upward. The acceleration of gravity is 9.81 m/s 2 . What minimum power must the motor deliver to lift the fully

    asked by heeeeeeeeeelpppp!!!
  45. Social Studies

    Hi,My social studies test is coming and the review asks about the counter reformation in the age of exploration. But my Scott Foresman text doesn't say anything about the counter reformation. Where can I find out about it?

    asked by Julia
  46. statistics

    Records show that deaths occur at the rate of 0.1 per day among patients residing in a large nursing home. If someone dies today, what are the chances that a week or more will elapse before another death occurs? The answer is 0.50 and the problem is in the

    asked by Jen
  47. chemistry

    Curcumin is a compound found in tumeric. What functional group is not present in curcumin?   a. phenol b. aldehyde c. ether d. ketone

    asked by anonymous
  48. physics2

    A 873 kg (1930 lb) dragster completed the 402.0 m (0.2498 mile) run in 4.950 s. If the car has constant acceleration, what would be its acceleration and final velocity?

    asked by Hannah
  49. Physics

    A steel guitar string is 73 cm long and 0.15 mm in diameter. If it's under tension of 1.5kN, how much is it stretched?

    asked by Hayli
  50. physics

    A 880-kg (1945 lb) dragster, starting from rest, attains a speed of 27.3 m/s (61.0 mph) in 0.60 s. (a) Find the average acceleration of the dragster during this time interval? (b) What is the size of the average force on the dragster during this time

    asked by Hannah
  51. physics

    Calculate the speed of a ball tied to a string of length 1.5 m making 4.6 revolutions every second.

    asked by anonymous
  52. physics

    A 2.5 kg mass weighs 23.75 N on the surface of a planet similar to Earth. The radius of this planet is roughly 7.7 × 10 6 m.Calculate the mass of of this planet. The value of the universal gravitational constant is 6.67259 × 10−11N · m2/kg2

    asked by tanya
  53. science

    where are the deepest parts of the pacific basin located?

    asked by qwer
  54. physics

    A 2.6x10^3 kg elevator carries a maximum load of 888.1 kg. A constant frictional force of 4.9x10^3 N retards the elevator's motion upward. The acceleration of gravity is 9.81 m.s^2. What minimum power must the motor deliver to lift the fully loaded

    asked by Homer
  55. physics3

    when a karate strike hits wooden blocks, the hand undergoes an acceleration of -6500 m/s2. Medical data indicates the mass of the forearm and hand to be about 0.7 kg. What is the force exerted on the hand by the blocks?

    asked by Hannah
  56. physics9

    You are driving a 2460.0-kg car at a constant speed of 19.0 m/s along an icy, but straight and level road. While approaching a traffic light, it turns red. You slam on the brakes, Your wheels lock, the tires begin skidding, and the car slides to a halt in

    asked by Hannah
  57. Analytical Chemistry

    I need to determine the moles of EDTA in a 1:1 stoichemetric titration of a 10.0 mL aliquot of .2108 g of CaCO3 dissolved in 100ml of h2o please help

    asked by Chad Carl
  58. us history

    So I was told by my teacher that one of the essays on my us history final will have something to do with foreign policy's. but I really do not know the foreign policys that the us had besides like the open door policy. so we have studied from the

    asked by Rebecca
  59. Literature

    How does life at Manzanar reflect the asian background of the people who are interned there? How did it reflect their identity as Americans?

    asked by Anonymous
  60. trig

    A satellite is in geostationary orbit 22,500 miles above the earth. IF the radius of the earth is 3,960 miles, how fast is the satellite moving in miles per day? How fast is the satellite moving in miles per hour?

    asked by shawna
  61. calculus

    A rectangle is inscribed in an isosceles triangle. If the sides of the triangle are 10, 10 and 12, what are the dimensions of the rectangle having the greatest area? The diagram shows the triangle on a set of axes with base 12 on the x axis and the top

    asked by Tina
  62. Chemistry

    How many grams of CO are needed to react with an excess of Fe2O3 to produce 233.4 gFe? Fe2O3 (s) + 3CO (g) --> 3CO2 (g) + 2Fe (s)

    asked by :)
  63. Physics

    A 700g block on a 130.0 cm long string (radius) swings in a circle on a horizontal frictionless surface. If the string will break when the tension exceeds 36.0 N, at what maximum rpm can the block rotate?

    asked by Anonymous
  64. Math

    A boat crew rowed 20 miles downstream, with the current, in 2hours. The return trip upstream, against the current, covered the same distance, but took 5 hours. Dine the crew's rowing rate in still water and the rate of the current? Still water _ MPH and

    asked by Mandy
  65. physics

    Suppose 0.0210 kg of steam (at 100.00°C) is added to 0.210 kg of water (initially at 19.5°C.). The water is inside a copper cup of mass 48.9 g. The cup is inside a perfectly insulated calorimetry container that prevents heat flow with the outside

    asked by melisa
  66. Calculus

    What is indefinite integral of 1/(x^2-4)^(1/2)?

    asked by Joe Schmo
  67. Science Fair

    My friend told me this science fair at Rockland, Rockland Sit Fair and I'm doing my science fair project on about the human body like junk food vs healthy food. What title I should use it for???? Plus can you give me the right information about this.

    asked by Lauren
  68. Chemistry

    Sodium metal dissolves in liquid mercury to form a solution called a sodium amalgam. The densities of Na(s) and Hg(l) are 0.97 g/cm3 and 13.6 g/cm3, respectively. A sodium amalgam is made by dissolving 1.0 cm3 Na(s) in 20.0 cm3 Hg(l). Assume that the final

    asked by bernan
  69. Physics

    When a rattlesnake strikes, its head accelerates from rest to a speed of 26 m/s in 0.3 s seconds. Assume for simplicity that the only moving part of the snake is its head of mass 100 g. How much (average) power does the rattlesnake need to accelerate its

    asked by Angel
  70. Physics

    A 0.250 kg block on a vertical spring with a spring constant of 4.09 × 10 3 N/m is pushed downward, compressing the spring 0.0900 m. When released, the block leaves the spring and travels upward vertically. The acceleration of gravity is 9.81 m/s 2 . How

    asked by Angel
  71. physics

    A 200 gram block is attached to a spring with a spring constant of 8 N/m. The spring oscillates horizontally on a frictionless surface. Its velocity is 80 cm/s when x = - 4.2 cm. a. What is the amplitude of oscillation? b. What is the block’s maximum

    asked by Anonymous
  72. Physics

    James's tug of war team pulls with 500N of force to the right wile Jake's team pulls with 415N to the left. If James's team weighs 350 kg, how fast are they moving?

    asked by Emily
  73. math

    a minor league baseball team plays 95 games in a season, if the team won 14 more than twice as they lost, how many wins and looses did the team have?

    asked by jessenia
  74. geography

    1. What isthmus connects North and South America? The isthmus of Panama 2. What are the continents of the world arranged according to land size, largest to smallest? Asia, Africa, North America, South America, Antarctica, Europe, and Australia 3. What do

    asked by Reed
  75. english

    significance of the Hamlet quote, "I see a cherub that sees them. But come for England. Farewell, dear mother.

    asked by TRACY
  76. physics

    A toy rocket is traveling to the right at 15.0 m/s when it undergoes a constant acceleration 3.00 m/s^2 to the left how long does it take before the rocket stops moving to the right? what distance does the rocket travel before it stops moving to the right?

    asked by Yuli
  77. college chemistry

    What volume would 10.5 g of nitrogen gas, N2 occupy at 200.K and 2.02 atm.

    asked by celestine
  78. statistics

    for a certain psychiatric evaluation z scores above 2.18 and below -2.33 are considered abnormal. what is the probability that a person evaluated by this will be considered normal?

    asked by alex
  79. RES/342

    From her firm’s computer telephone log, an executive found that the mean length of 64 telephone calls during July was 4.48 minutes with a standard deviation of 5.87 minutes. She vowed to make an effort to reduce the length of calls. The August phone log

    asked by Anonymous
  80. chemistry

    Calculate the molarity of a solution prepared by diluting 200.0 mL of 4.0 M HCl to 500.0 mL of solution a. 1.1 M b. 1.6 M c. 2.7 M d. 10. M

    asked by anonymous
  81. physics7

    A 81.0-kg (179 lb) boxer has his first match in the Canal Zone (g = 9.782 m/s2) and his second match at the North Pole (g = 9.832 m/s2). (a) What is his mass in the Canal Zone? (b) What is his weight in the Canal Zone? (c) What is his mass at the North

    asked by Hannah
  82. physics5

    A race car has a mass of 707 kg. It starts from rest and travels 40 m in 4.0 s. The car is uniformly accelerated during the entire time. What net force is applied to it?

    asked by Hannah
  83. Biology

    Which one of the following organelles would be especially abundant in the pancreatic cells that produce digestive enzymes? A. rough endoplasmic reticulum B. smooth endoplasmic reticulum C. lysosomes D. microfilaments E. mitochondria Apparently the answer

    asked by Anonymous
  84. Calculus

    What are the critical numbers of the function: f(x)=2x^3-3x^2-36x+14 Thanks

    asked by Iain
  85. chemistry

    Oxidation of which type of biomolecule provides the greatest energy per gram? a.protein b.lipid c.carbohydrate d.nucleic acid

    asked by anonymous
  86. physics

    A 200 gram block is attached to a spring with a spring constant of 8 N/m. The spring oscillates horizontally on a frictionless surface. Its velocity is 80 cm/s when x = - 4.2 cm. a. What is the amplitude of oscillation? b. What is the block’s maximum

    asked by SOMEONE PLEASE HELP
  87. physics

    You have arrived at a new planet and put your starship into a circular orbit at a height above the surface that is equal to two times the radius of the planet. Your speed is 4300 m/s and it takes 7 hours and 18 minutes to complete an orbit. a. What is the

    asked by help please
  88. chemistry

    17.8 grams of CH4 reacts with 55.4 g of )2 to from CO2 and H20 what is the mass of H20 formed? and how much excess reactant is leftover? so i think that O2 is the limiting reagent and CH4 is the excess reagent help?

    asked by Skye
  89. physics

    A steel canister with a volume of 0.34 m3 is lowered to a depth of 800 m in the ocean. a. What is the pressure on the canister in atmospheres? b. What is the buoyant force on the canister?

    asked by Anonymous
  90. science

    what are some characteristics that describe subduction zones?

    asked by qwer
  91. science

    roughly how fast do most lithospheric plates move?

    asked by qwer
  92. chemistry

    how many liters of carbon dioxide produce when 6kg sodiumcarbonate react with excess hcl at 37 c

    asked by sanjay
  93. chemistry

    . How many grams of H2SO4 (98.1 g·mol-1) are required to react with 4.0 g NaOH (40.0 g·mol-1) in this neutralization reaction?H2SO4 + 2NaOH  Na2SO4 + 2H2O a. 2.4 g b. 4.9 g c. 9.8 g d. 20 g

    asked by anonymous
  94. chemistry

    Which of these pairs of substances in aqueous solution would constitute a buffer? a. HCl + KCl b. KHPO4 + K2HPO4 c. KOH + KCl d. HCl + KOH

    asked by anonymous
  95. Psychology

    How does lying about financial statistics relate to anthropology? Would these facts make sense? This may be part of the larger picture of the growing disparity between the rich and poor in our society. Not only does that fact have to be covered over, those

    asked by Rebecca
  96. physics12

    The instruments attached to a weather balloon have a mass of 5.1 kg. (a) The balloon is released and exerts an upward force of 102 N on the instruments. What is the acceleration of the balloon and instruments? (b) After the balloon has accelerated for 13

    asked by Hannah
  97. English

    Just one more doubt. Are all alternatives possible except the last? Which is best then? Thank you. 1.I watched a new drama series and last night wat the first episode. 2.and last night they broadcast/transmitted the first episode 3.and there was the first

    asked by Henry2
  98. Math

    $ 2631 is deposited into an account for 15 years. Determine the accumulation if interest is 8.01 % compounded (a) monthly, (b) daily, (c) continuously. (Round-off your answers to the nearest cent.) The accumulation based on (a) monthly compounding is $ ;

    asked by LI
  99. Math

    Trying to understand an inverse trig function. Evaluate Cos^-1 (sqr3/2) So I know it's 30 degrees, but wouldn't it also be 150 degrees because the Arc-cos is defined in the 2nd quadrant?

    asked by Bobby
  100. Math

    there is a path 7 meter wide outside around the square playground of side 60 meter each. find the area of the path...........?

    asked by J.B.
  101. physics

    a. How much power is generated by a motor that lifts a 300.0 kg crate vertically 8.0 meters in 6.0 seconds? b. If the crate is dropped on a large vertical spring that has a spring constant of 200,000 N/m, how far does it compress the spring?

    asked by please help
  102. algebra

    How do you find the LCD for these fractions 3/4c & 5/6ct also is the LCD for 4/15 & 1/9 (45)?

    asked by Linda
  103. physics

    A 3.60 kg block is pushed along the ceiling with an constant applied force of F = 75.5 N that acts at an angle θ = 61° with the horizontal, as in the figure below. The block accelerates to the right at 5.76 m/s2. Determine the coefficient of kinetic

    asked by Lexi
  104. Math-Data Mangment

    6(n+1P2)=3nP2

    asked by Sara
  105. math

    the white house built 1792 is the oldest federal building in washington dc the building has undergone extensive remodeling over years the main building is four stories high and is about 170 ft long by ft wide if a replica of the white house were made with

    asked by Franklin bash
  106. physics please helpp

    A 1.67-kg block of aluminum at 21.7°C is to be melted and reshaped. How much heat must flow into the block in order to melt it? use the following values: For copper: c_copper=0.386 kJ/kg.K T_fusion=1359 K L_fusion=205 kg/K

    asked by maria
  107. MATH

    The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 174 and a variance of 9. The material is considered defective if the breaking strength is less than 168 pounds. What is the probability that a single,

    asked by mONIQUE
  108. science

    until recently, many scientists were tentative in their acceptance for the theory of the chemical evolution of life on earth. what has changed their minds?

    asked by qwer
  109. English

    Thank you. The exercise is not complete but aims at revising the use of the infinitive (with or without to) and the gerund after certain verbs. She didn’t dare to speak/speak (both possible?) to him about that.

    asked by Henry2
  110. chemistry

    Calculate the amount of moles in CH3COOH which is 5%acedic acid and C3H7OH which is 70% usp? This is what I got.....For the amount of 50 ml -> 50mL = 50g ->50g/18.016 = 2.7 moles in 50 ml of H2O For the amount of 50 ml -> 50mL = 50g ->50g/60.09500 g = .83

    asked by Will J
  111. info literacy

    What would a careful researcher ask about a Web site called "Facts about pesticides and health" published by the Coalition for a Chemical-Free Environment?

    asked by judy
  112. Calculus

    Use the midpoint rule to approximate the integral 6x-9x^2 from 2 to 11 with n=3

    asked by Anonymous
  113. Physics

    A bathtub of icy water at 32 degrees farenheit holds 17 gallons. You put in a 25 pound watermelon with a temperature of 100 degrees farenheit. If you wrap the tub completely in blankets so it does not lose any heat, what will be the final temperature of

    asked by Matt
  114. article

    where can i find articles on the ecosystem ?

    asked by tim
  115. calculus

    Determine the equation of the tangent line at the indicated -coordinate f(x)=e^(-2x)*in(8x) for x=2 The equation of the tangent line in slope-intercept form is y= ?

    asked by LI
  116. math

    The median weekly earnings for people working in sales is $450. Assume that the weekly earnings are approx. normally distributed with a standard deviation of $90. What is the mean weekly earnings for people working in sales?

    asked by Stacy
  117. Physics

    A. Calculate the force on an alpha particle in an electric field E=Exm where E=3.6E4 N/C and x is a unit vector in the x direction. What is the direction of the force? B. Calculate the acceleration of the alpha particle in this electric field. What is the

    asked by Kate
  118. earth

    Why does western North America have volcanoes, earthquakes, mountain ranges, and small valley glaceiers and why are these same features not present on the eastern part of the continent? How could this situation be reversed?

    asked by Pam
  119. chemistry

    What is the pH value of a buffer made up of 10 ml of 0.1 M NaHCO3 and 5 ml of 0.14 M H2CO3? The pKa for bicarbonate is 6.1?

    asked by alshammari
  120. chemistry

    given the following equation 2ClO3---> 2 KCl + 3 O2 what volume does O2 occupied, at STP, if 34.0g of KClO3 reacts?

    asked by Anonymous
  121. physics

    A satellite moves in a circular orbit around the Earth at a speed of 5.8 km/s. Determine the satellite’s altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 × 1024 kg. The value of the

    asked by janee
  122. math

    -[-(-k)] -(-2)(-2 + k) = -k - (4k + 3)

    asked by jade
  123. Trigonometry

    4+29sin=12cos^2 How do you determine this

    asked by Blair
  124. physics

    A lever has a Mechanical Advantage of 13. How much force would the lever exert if you push with a 200N force?

    asked by Emily
  125. trig

    How do you evaluate the expression cos3pi

    asked by Freckles
  126. physic- i need to know today!

    Im having trouble finding out what the graphs would look like for these kinematic equations a.v=vox b.dx=dox + voxt c. vy=voy +gt d. dy= doy +voyt +1/2gt^2 can someone explain to me what the graphs would look like and why?

    asked by Rebecca
  127. math

    1/8 inch is closest to 0 inches ,1/2 inch,1 inch

    asked by Anonymous
  128. Algebra II-Please check

    Did I do this correctly? Use log laws to write the following expression as a single logarithm. 3/2 ln25 + 3 ln2 = ln25 3/2 + ln2^3 = ln125 + ln2^3 =ln125 + ln8 =ln(125*8) =ln1000

    asked by Jackson
  129. 6th grade math

    Put the following decimals in order from least to greadest. 0.480, 0.495, 0.523, 0.54

    asked by Flabby sausage
  130. 6th grade math

    Put the following decimals in order from least to greadest. 0.480, 0.495, 0.523, 0.54

    asked by Flabby sausage
  131. Math

    On a map the length of a nature- center trail is 4.6 centimeters. If the scale is 2 centimeters to 30 kilometers. What is the actual length of the trail.

    asked by Renee
  132. math

    The length of the top of a table is 4m greater than that the width. The area is 60m^2. Please help me find the dimensions of the width and length. Thank you in advance for your help?

    asked by Mandy
  133. math / science

    find the vector with all of the following properties: magnitude 10 angle of 45 degrees with positive x-axis angle of 75 with positive y-axis positive k component

    asked by Clarissa
  134. Humanities

    Why does a teacher needs to have a grasp of students social setting and the condition in which they live?

    asked by Matt
  135. Calculus

    Use the midpoint rule to approximate the integral 6x-9x^2 from 2 to 11 with n=3

    asked by Anonymous
  136. music

    Write a short review on 2 of jeff buckleys songs from Grace include pitch, rhytnm, chords, lyrics, instrumentation and structure

    asked by boo
  137. physics/math

    Three people are trying to hold a lion still for the vet. The lion, in the center, is wearing a collar with three ropes attached to it and each person has a hold of the rope. charlie is pulling in the direction of 62 degrees west of north with a force of

    asked by Clarissa
  138. Alg2

    Can't figure this one out...The Mendes family bought a new house 10 years ago for $120,000. The house is now worth $191,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to the nearest tenth of a percent

    asked by Rock
  139. science

    which hemisphere of the earth contains the greater proportion of ocean surface?

    asked by qwer
  140. science

    how do geologists know the earth is layered inside?

    asked by qwer
  141. science

    what do these things have in common: paleomagnetism, seafloor spreading, pangaea, transform faults, fracture zones, seamount chains, and pacific hotspots?

    asked by qwer
  142. calculus

    Let f be the function given by f(x)= x^2+4x-8. The tangent line to the graph at x=2 is used to approximate values of f. For what value(s) of x is the tangent line approximation twice that of f?

    asked by Jane
  143. spanish

    is Ella bebe nunca cafe. grammatically correct

    asked by christian
  144. algebra

    A bag contains 4 orange marbles, 11 blue marbles and 1 yellow marble. What is the probability of drawing a blue followed by another blue without replacement? Not sure what to do?

    asked by Dylan
  145. english

    Act IV of Hamlet 1. What is the King's original plan for eliminating Hamlet? 2. What does Hamlet learn from Fortinbras's captain about their mission into Poland? How does this affect Hamlet? 3. What is the plan and back-up plan that Claudius concocts with

    asked by TRACY
  146. PLEASE HELP, physics/math

    Three people are trying to hold a lion still for the vet. The lion, in the center, is wearing a collar with three ropes attached to it and each person has a hold of the rope. charlie is pulling in the direction of 62 degrees west of north with a force of

    asked by Clarissa
  147. physics

    what is your final velocity after 680 meters if you start out at 90km/hr and acceleration is 9 m/s

    asked by susan
  148. trig

    Getting ready for trig semester finals. Can't figure out how they are simplifying these equations. (these are the review not actual test) tanx-sqr3=2tanx and 2sin^2+sinx=0

    asked by Josh
  149. algebra

    write an equation of the direct variation that includes the given point, (-5/6, 6/5)

    asked by tim
  150. Geomtry

    Five fences meet at a point to form angles with measures x, 2x, 3x, 4x, and 5x around the point. Find the measure of each angle.

    asked by Timothy
  151. chemistry

    what mass of zinc chloride, zncl2 is required to prepare 5.00l of a 0.450 molar solution

    asked by dolly
  152. Psychology

    How does lying about financial statistics relate to sociology?

    asked by Rebecca
  153. trig

    How do I solve.... Tan 2(theta) - Cos 4(theta) = 0 Domain: (0-360 degrees) Thank you.

    asked by Heather
  154. present annuity

    What is the present value of an annuity that consists of 28 monthly payments of $260 at an interest rate of 8% per year, compounded monthly? (Round your answer to the nearest cent).

    asked by rachel
  155. physics8

    Your new motorcycle weighs 2411 N. What is its mass in kilograms?

    asked by Hannah
  156. math

    least to greatest 0.75, 0.39, 0.2, 0.35 i think its 0.2, 0.35, 0.75, 0.39

    asked by Clara
  157. physics

    A 175-N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

    asked by student
  158. physics PLEASE helpp

    Suppose 0.0210 kg of steam (at 100.00°C) is added to 0.210 kg of water (initially at 19.5°C.). The water is inside a copper cup of mass 48.9 g. The cup is inside a perfectly insulated calorimetry container that prevents heat flow with the outside

    asked by melisa
  159. College English

    How can I compare "Mother Night" by Vonnegut and "Song of Solomon" by Morrison in terms of Postmodernism?

    asked by Katie
  160. math

    i combine 500ml of vineger and 4.2 liters of soy sauce for a sweet and salty meat dish for dinner how may ml of liguid did i combine

    asked by leslie
  161. algebra

    find the product of (x^2-3x=5) with the quotient of (10x^6-15x^5-5x^3)/5x^3. I don't understand!!

    asked by shyloh
  162. math / science

    three people are trying to hold a lion still for the vet. The lion, in the center, is wearing a collar with three ropes attached to it and each person has a hold of the rope. charlie is pulling in the direction of 62 degrees west of north with a force of

    asked by Clarissa
  163. math

    find x an y intercepts f(x)=7x^2+6x-7 f(x)=(x-7)^2-4

    asked by ddd
  164. Biology

    Using RNA a s a template for prot e in synthesis instead of t r ans l a t ing prot e ins directly from the DNA is advantageous for the cell because A) RNA is much more stable than DNA. B) RNA acts as an expendable copy of the genetic material, allowing the

    asked by Matthew
  165. Science

    I have a question: cells are small which allows larger cell membrane area for a smaller __________ (volume) therefore it is easier for cells to have their needs met. I need help with this question. I don't get it. Thank you!

    asked by Anonymous
  166. maths

    find the distance in kilometers traveled by an areoplane moving at 150km/h for 50minutes.

    asked by peter
  167. physics

    The specific heat of pure water at 15 degrees celsius is 4184j/(kg.k). Convert this to kcal/(kg.k). pls help

    asked by ted
  168. Math

    A boat crew rowed 20 miles downstream, with the current, covered the same distance, but took 5 hours. Dine the crew's rowing rate in still water and the rate of the current? Still water _ MPH and Current _ MPH.

    asked by Mandy
  169. science

    Can someone tell me examples of Acids Alkali

    asked by Blesser11
  170. math

    suppose you deposited $3000 of earned income into an IRA, you can earn an annual interest rate of 8%and you are in a 40% tax bracket (Note:interest rates and tax brackets are subject to change over time, but some assumptions must be made to evaluate the

    asked by peter
  171. math

    1.If john served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts found tat there were 12 cups in the trash. Explain what is unknown. 2.John served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts saw that their are 12 cups in the

    asked by shahriar
  172. Chemistry

    If 26.4 L of H2 reacted with 13.2 L of O2 at STP, what is the volume of the gaseous water collected assuming that none of it condenses?

    asked by :)
  173. math

    -[-(-k)] -(-2)(-2 + k) = -k - (4k + 3)

    asked by jade
  174. Chemistry

    Use VSEPR theory to predict the bond angles of sulfur hexafluoride.

    asked by Ingrid
  175. math

    (1/3)*(2/5) both are to the third power outside both (

    asked by Please help
  176. science

    place in order of increaseing nonmettalic character: Se, Po,and O. Can you explain how to do this?

    asked by ALEX
  177. Geometry

    How do I determine if a quadrilateral is a parallelogram? Does anyone know the formula to determine this because I have to justify my answers. Thanks.

    asked by Amanda
  178. physics

    a plane is flying at 250 km hr an hit a 50 km hr headwind what is its resultantt speed relative to the ground

    asked by Victor
  179. Spanish-Please check

    I have some questions about using ser or estar 1.If I am from a place I would use soy and if I am in a place I would use estoy like Yo soy or Yo estoy?? 2.If I'm saying you are sick, I would use estás-form of estar? 3.¿Dónde están ellos? Correct?

    asked by Mary Beth
  180. English

    I urgently need you to check these sentences. Thank you very much in advance! 1) Briefly describe the narrator’s personality in Poe’s story The Tell-Tale Heart. Explain what has caused him to feel like this and then focus on how he murders the old man.

    asked by Henry2
  181. math

    1.If john served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts found tat there were 12 cups in the trash. Explain what is unknown. 2.John served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts saw that their are 12 cups in the

    asked by shahriar
  182. Eng./science

    How does a television set display a picture?

    asked by Landon
  183. grammar

    "Who is at the door", she asked. is there a comma before she.

    asked by daniel's mom
  184. chemistry

    6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?

    asked by Bob
  185. chemistry

    6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?

    asked by Bob
  186. chemistry

    6. Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added?

    asked by Bob
  187. Question

    What was that info. you gave me for the top art schools (universities) in the us.

    asked by Lauren
  188. precalculus

    find the increasing and decreasing intervals of 4x^3-7x+3

    asked by ck
  189. math

    Bob used 3/5 of a sheet of 100 stamps What percent would that be? He used 60 stamps so would that be 60%?

    asked by jill
  190. science

    who would be considered to be the "first ocean scientist"?

    asked by qwer
  191. science

    where are the youngest seafloor rocks found?

    asked by qwer
  192. Algebra II

    Did I do this correctly? Use log laws to write the following expression as a single logarithm. 3/2 ln25 + 3 ln2 = ln25 3/2 + ln2^3 = ln125 + ln2^3 =ln125 + ln8 =ln(125*8) =ln1000

    asked by Jackson
  193. science

    what is the force driving the crustal plates?

    asked by qwer
  194. math

    find the increasing and decreasing intervals of 4x^3-7x+3

    asked by ceekay
  195. science

    what is the transition between the shelf and the deep seafloor called?

    asked by qwer
  196. social

    what was constantine the great's impact on western civilization?

    asked by jon
  197. Physics

    There is a block of ice which weighs 1.0 kg, and has a temperature of 0 degree Celsius. How much heat will it take to melt and evaporate the ice in a room where there is plenty of ventilated cool, dry air at just above 0 degree Celsius.

    asked by Jacob K
  198. chemistry

    Calculate the amount of moles in CH3COOH which is 5%acedic acid and C3H7OH which is 70% usp? This is what I got.....For the amount of 50 ml -> 50mL = 50g ->50g/18.016 = 2.7 moles in 50 ml of H2O For the amount of 50 ml -> 50mL = 50g ->50g/60.09500 g = .83

    asked by Will J
  199. cemistry

    what results should we expect when we incubate a variety of lipids of differnet degrees of saturation with iodine?

    asked by Sharon
  200. Spanish

    I have some questions about using ser or estar 1.If I am from a place I would use soy and if I am in a place I would use estoy? 2.If you are sick, I would use estás-form of estar? 3.¿Dónde están ellos?

    asked by Mary Beth
  201. Calculus

    Use the midpoint rule to approximate the integral 6x-9x^2 from 2 to 11 with n=3

    asked by Anonymous
  202. History

    Have there been territorial disputes or boundary changes in Turkey. I've been trying to research them and find a map of how Turkey used to look, but I coun't find any good information. If anyone could help with any websites about it, I would really

    asked by CeCe
  203. geometry

    what is the equation of the locus points equidistant from the lines y=1 and x=2

    asked by khalia
  204. college algebra 2

    Use the equation W = -0.0014x2 - 0.076x + 50 to find W for each x-value in the table. Use this equation to estimate the number of worms on 60 and on day 180. Which answer is the most accurate?

    asked by Judith
  205. Physics

    How much heat does it take to raise 1.0kg of lead from 0 degree celsius to 90 degree celsius

    asked by Clay
  206. critical thinking

    Show, using your own examples, how affirming the consequent and denying the antecedent are deductively invalid argument forms. What makes these examples of forms of fallacious reasoning? I answered half of the question already but i'm stuck on these two

    asked by Anonymous
  207. Science

    Draw and complete a graphic organizer to identify the types of chemical reactions illustrated by these formulas:A+ BC= B+AC,AB=A+B,A+B=AB

    asked by Frances
  208. math

    If a 3.6 kg object travels at 46 mph(top speed) how much would it weight when it hit the ground

    asked by jesper
  209. college algebra 2

    Use the equation W = -0.0014x2 - 0.076x + 50 to find W for each x-value in the table. Use this equation to estimate the number of worms on 60 and on day 180. Which answer is the most accurate?

    asked by Judith
  210. chemistry

    . Compound C (MW = 550) is provided at a concentration of 25g/100mL. 1mL is taken and compound D is to be added (MW = 1025, concentration = 75mM) to give a final ratio of compound C:D of 4:1 moles ratio. What volume of compound D is to be added? ***Dr

    asked by Bob
  211. chemistry

    A sample of gas with a volume of 2.0 L exerts a pressure of 1.0 atm. If the volume is changed to 1.0 L (at constant temperature), what is the pressure? a. 0.5 atm b. 1.0 atm c. 2.0 atm d. 4.0 atm

    asked by anonymous
  212. Physics- HELPPP

    A combination of 0.383 kg of water at 22.8◦C, 0.499 kg of aluminum at 61.3◦C, and 0.408 kg of copper at 68.3◦C is mixed in an insulated container and allowed to come to thermal equilibrium. Determine the final temperature of the mix- ture.

    asked by Ivana
  213. Math

    Determine the area of the region bounded by f(x)=7*e^(2x) and the -axis, between x=0 and x=2 . what is The area of the region ??

    asked by LI
  214. chemistry

    Which of the following statements is true? a. Aromatic compounds are less reactive than alkenes. b. Aromatic compounds are more reactive than alkenes. c. Benzene tends to undergo addition rather than substitution reactions. d. Benzene is more reactive than

    asked by anonymous
  215. Math

    f'(x)=In(25x)/x between x =1 amd x=12 12. f(x)= ??

    asked by LI
  216. chemistry

    If I measure my big screen TV and get 500.24 centimeters, which numeral is estimated? How many millimeters is it?

    asked by anonymous
  217. physics6

    A 64-kg boy and a 42-kg girl use an elastic rope while engaged in a tug-of-war on an icy frictionless surface. If the acceleration of the girl toward the boy is 3.5 m/s2, determine the magnitude of the acceleration of the boy toward the girl.

    asked by Hannah
  218. social

    What was the appeal of christianity in the early 4th century. What was it's main message and what made people so interested in it?

    asked by jon
  219. chemistry

    What is/are the amino acid products when we have an mRNA that is AUGAAAUUU?

    asked by anonymous
  220. chemistry

    How could I determine if one rock is denser than another rock?

    asked by anonymous
  221. chemistry

    How could I determine if a white liquid contained lactose?

    asked by anonymous
  222. math

    1.If john served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts found tat there were 12 cups in the trash. Explain what is unknown. 2.John served fruit punch in 8 ounce cups to a class on Monday. Mr. Roberts saw that their are 12 cups in the

    asked by shahriar
  223. physics4

    After a day of testing race cars, you decide to take your own 1540-kg car onto the test track. While moving down the track at 12 m/s, you suddenly accelerate to 27 m/s in 9 s. What is the average net force that you have applied to the car during the 9-s

    asked by Hannah
  224. English

    I'm writing an essay and to me my opening sentence could be worded better or is a run on. Please help. Although it’s difficult to a chose a particular event or person that had the greatest impact on western civilization, the rule of Constantine the Great

    asked by jon
  225. physics13

    Find the mass of each of these weights in kg (a) 97 N (b) 83 N (c) 1.03 N

    asked by Hannah
  226. English

    Hello. I wonder if it's possible to say: "He made an attempt of becoming a politician" or is it only "an attempt to become"? Do you think it's possible to use "first" in the context: "they are making first progress in building a DNA model", and if yes,

    asked by Ilma
  227. ar ALABAT ACDEMY GOVERNMENT subject

    How does the legislature check the power of Executive organ of government in a persidential system

    asked by Abdul
  228. statistics

    Test the hypothesis that for the population of students in this professor's classes each additional homework problem complete leads to an increase of at least 2 points on the quiz versus the alternative that the increase is less than 2 points. Allow for 5%

    asked by Audrey
  229. Humanities

    Were war elephants used during the Crusades?

    asked by Putri
  230. chem

    What are the products ? CH3-CH2-CH2-CH3 + Br2à

    asked by anonymous
  231. maths

    find the least and greatest possible valuesof the perimeter of a rectangular field 4.6cm and 7.9cm

    asked by Anonymous
  232. English

    Hello. I'll be grateful if you help me with a few questions. 1)Which is correct,'civilian people' or 'civil people' (meaning "civilians")? 2)Would you use the article in the context "to decrease (the?) strain between the countries"? Thank you very, very

    asked by Ilma
  233. math

    a boy spends 16.5 hrs studying. he spends 0.6 hrs studying English. what percent of his time is spent on English

    asked by Daniel
  234. AASTMT EGYPT

    what is optical fiber cable?

    asked by MUHAMMAD UMAR
  235. Auditing

    I need help with this. I was presented with this question: Analytical procedures show that inventory turnover decreased from 31–34 days to 27 days, and gross margins declined to the lowest level in five years. What might this indicate about the risk of

    asked by Nick
  236. science-VERY URGENT

    I think it's A or C, but I need to know because it's due in an hour. Please help thank you, it's my last question on the homework. A flower is red, has a long tube formed by fusion of petals, has nectar at the bottom of the tube, has no landing platform,

    asked by jon
  237. social

    can you please suggest few finer points on mother teresa as i need to participate in an elocution competition

    asked by Rajasree M edlapadu india
  238. computer engineering

    what is optical fiber cable?

    asked by MUHAMMAD UMAR
  239. Precalculus-helpp

    Verify if my answers are correct. 1. The function y=x^3 has undergone the following sets of transformations. If y=x^3 passes through the points (1,1), (3,27) and (4,64), list the coordinates of these transformed points on each new curve. a) reflected in

    asked by Melinda
  240. Psychology

    How does lying about financial statistics relate to psychology? I have this so far: People feel the need to tell the truth, not just because it’s the right thing to do, but also for more realistic reasons, such as the consequences for their actions.

    asked by Rebecca
  241. economics

    I need help to put in Excel Sherwin -Williams exercise

    asked by Linda
  242. English

    Hello. I've already asked this question, but I did not ask it correctly, so I'll be grateful if you help me again. Are all of the following verbs possible and natural in the English context: "EU diplomats 'declared/ announced/ presented/ pronounced/

    asked by Ilma
  243. Please Revise(short paper)

    Physical Education has been an extremely tough class, but I it has done me some justice. Despite how tough and painful it was, it all payed off in the end. Before this class started, running a mile seemed like the toughest task anyone could ever ask.

    asked by Bryce
  244. science

    Hey Can Any one Help me With Problem Statement But it Must include the Independent and dependent variable. the topic is How Does Iron react with water.

    asked by Bao
  245. Math

    How do you substitute a proportion

    asked by Ahmed
  246. chemistry

    What are the steps of protein synthesis starting with DNA?

    asked by anonymous
  247. physics

    a. How much power is generated by a motor that lifts a 300.0 kg crate vertically 8.0 meters in 6.0 seconds? b. If the crate is dropped on a large vertical spring that has a spring constant of 200,000 N/m, how far does it compress the spring?

    asked by please help
  248. physics

    The specific heat capacity of pure water at 15.0 degrees celsius is 4184J/(kg.k). Convert this to kcal/(kg.k). pls help

    asked by ted
  249. chemistry

    Since amino acids and proteins carry proton-accepting and proton-donating groups, they can act as a.buffers b.enzymes c.isomers d.vitamins

    asked by anonymous
  250. Math- polynomial functions

    State the number of complex roots of each equation then find the roots. I cant figure out these two! 1. 3x - 5 =0 2. c^2 + 2c + 1 = 0

    asked by Trace
  251. Calculus

    Stuck on this problem. Please help! 1+u^4/u du

    asked by Stacy
  252. physics

    After a shipwreck, a solid steel spoon lies at the bottom of the ocean, 5.75km below the surface. What's the water pressure at that depth? Find the fractional volume change in the spoon due to compression forces.

    asked by Tyler
  253. Precalculus

    Whats the value of a? =-= For the graph, determine the equation of the function in the form y=a(x-h)^2+k. Then describe the transformations that were applied to y=x^2 to obtain the graph. Here is the graph: imgur dot com/A7e5M The only thing I know is

    asked by Melinda
  254. spanish

    What does El hace ejercicio todos los dias mean? Please Help!!!

    asked by Stephanie
  255. English

    e.g. I got a new camera. (What is the meaning of 'got'? 1. I bought a new camera. 2. I received a new camera from somebody. What does e.g. mean? #1 or #2?)

    asked by rfvv
  256. Physics!

    How much heat does it take to raise 1.0 kg of lead from 0 degree celsius to 90 degree celsius?

    asked by Clay
  257. geometry

    what is the value of x when L is congruent to M. L is (3x + 5) and M is 65 degrees

    asked by Anonymous
  258. MATH981

    what is the derivative of f(x)= x ... is it 1??

    asked by Anonymous
  259. Trigonometry

    tan^2(x)=-3/2sec(x)

    asked by Blair
  260. Another quetion about Turkey!

    What MAJOR wars was Turkey ainvolved in?

    asked by CeCe
  261. hyui

    a wheel of radius 50 centimeters accelerates uniformly from a frequency of 4 hertz to 6 hertz during 50 revolutions. what are its angular acceleration and a period of time for this frequency change? find the tangential and normal accelerations at the

    asked by kilo
  262. Physics

    How much heat does it take to raise 1.0 kg of lead from 0 degree celsius to 90 degree celsius?

    asked by Clay
  263. math

    if I want to make a figure twice as large, do I multiply by a scale factor of 2?

    asked by Anonymous
  264. English

    Shall I type the title of the story in italics? Thank you. Describe the narrator’s personality in Poe’s story, The Tell-Tale Heart. Explain his feelings and above all his obsession. Then focus on how he murders the old man. Name and describe the senses

    asked by Henry2
  265. geography (Ms. Sue)

    Thanks for the map. Kingston, Jamaica and Kinshasa, Dem. Rep. of Congo are both capitals of their country.

    asked by Reed
  266. English

    Could you please check if the following questions are possible? 1) List the sounds made by the following animals: duck, lion, owl, rabbit, swan. 2) Focus on the readings done in class and answer the following questions: 3) When is the cheetah

    asked by Henry2
  267. calculus

    Let f: R®R be defined by Determine whether or not f is a) one-to-one b) onto

    asked by Anonymous
  268. math

    one third to the third power times two fifth to the third power is

    asked by Nay
  269. math

    (1/3)*(2/5) both of these are to the third power outside the (p) please help

    asked by mary
  270. people

    Suppose that people's heights (in centimeters) are normally distributed, with a mean of 165 and a standard deviation of 6. We find the heights of 80 people. (a) How many would you expect to be between 159 and 171 cm tall?

    asked by Anonymous
  271. spanish

    well this is not really a question i am not really good at spanish and i need help with writing an esay

    asked by sherrickia
  272. art

    what is the definition of pattern, in elements of design

    asked by sierra
  273. Physics

    How much heat does it take to raise 1.0 kg of lead from 0 degree celsius to 90 degree celsius?

    asked by Clay
  274. SCIENCE

    ORDER OF INCREASING ATOMIC SIZE: Cs, Li, and Rb

    asked by ALEX
  275. geometry

    B is the midpoint of AC, D is the midpoint of CE, and Bd=14. find AE. B is the midpoint of AC, D is the midpoint of CE and BD=7. Find AE.

    asked by james
  276. Precalculus

    Verify if my answers are correct. 1. The function y=x^3 has undergone the following sets of transformations. If y=x^3 passes through the points (1,1), (3,27) and (4,64), list the coordinates of these transformed points on each new curve. a) reflected in

    asked by Melinda