Questions Asked on
October 6, 2013

  1. math

    I need the answers to the why did the banana go out with the prune worksheet. I already have the answer to the riddle, but I need the numeral answers please.

    asked by kk
  2. Physics

    A track star in the long jump goes into the jump at 12 m/s and launches herself at 20.0° above the horizontal. How long is she in the air before returning to Earth? (g = 9.81 m/s2)

    asked by Sarah
  3. english

    6.Read the following excerpt from "The Middle Passage" by Olauduh Equaino. Immediately another quite dejected fellow who on account of his illness was suffered to be out of irons also followed their example and i believe many more would soon have done the

    asked by learner
  4. general chemistry

    a 5.95 g sample of AgNO3 is reacted with excess BaCl2 according to the equation 2AgNO3 + BaCl2 yields 2AgCl + Ba(NO3)2 to give 3.17 g of AgCl. What is the percent yield of AgCl?

    asked by Anonymous
  5. physics

    Derive a formula for the maximum speed vmax of a simple pendulum bob in terms of g, the length ℓ, and the maximum angle of swing θmax. Express your answer in terms of the variables g, l, and θmax.

    asked by Anonymous
  6. chemistry

    If 4.0L of a 4.7M SrCl2 solution is diluted to 45L , what is the molarity of the diluted solution?

    asked by Sean1987
  7. Geometry

    1. Twyla's pet cat weighs 8lb. Her pet hamster weighs 12 ounces. What is the ratio of her cat's weight to her hamster's weight? 2. The non-right angles of a right triangle are in the ratio 1:5. Write the equation that could be used to find the measure of

    asked by Chelsey
  8. chem 2

    calculate kc for reaction I2 (g)+Cl2 (g)⇌2ICl(g )Kp=81.9 (at 298 K)

    asked by tiffany
  9. Chemistry

    What is the purpose of adding 100 mL of distilled water to a beaker containing metal nitrate solution?

    asked by Ben
  10. Physics

    In proton-beam therapy, a high-energy beam of protons is fired at a tumor. The protons come to rest in the tumor, depositing their kinetic energy and breaking apart the tumor’s DNA, thus killing its cells. For one patient, it is desired that 0.10 J of

    asked by Lisa
  11. MATH - URGENT!!!

    In how many ways can you spell the word COOL in the grid below? You can start on any letter, then on each step you can step one letter in any direction (up, down, left, right, or diagonal). You cannot visit the same letter twice. C C C C C L O O O L L O O

    asked by Speedo
  12. Vectors

    Three forces of 5N, 8N, and 10N act from the same corner of a rectangular solid along its three edges. a) Calculate the magnitude of the equilibrant of these three forces. b) Determine the angle that the equilibrant makes with each of the three forces.

    asked by Rayne
  13. Physics/electricity

    Eighteen-gauge wire has a diameter of 1.024 mm. Calculate the resistance of 19 m of 18 gauge lead wire at 20°C.

    asked by Joe
  14. Chemistry

    Identification of an unknown powdered metal by reaction with HCl: Why does the pH of the HCl solution initially increase very slowly when an unknown metal is first added to the acid solution, but gradually increase at a faster rate as the reaction proceeds

    asked by Ali
  15. Geography (Ms. Sue)

    1). Where are most of the region's (Russia and the Republics) smaller republics located? A: ? 2). What was the largest republic in the Soviet Union? What is the largest republic in the region today? A: ? 3). To which of the Soviet Union Socialist Republics

    asked by Anonymous
  16. college physics

    The charge per unit length on a long, straight filament is -87.0 µC/m. (a) Find the electric field 10.0 cm from the filament. Distances are measured perpendicular to the length of the filament. (Take radially inward toward the filament as the positive

    asked by vishal
  17. Chemistry

    What is the purpose of adding distilled water to an HCl solution?

    asked by Lei
  18. Psychology

    Please check my answers... 1. Asthma is associated with environmental conditions. True 2. Only one-half of U.S. children with asthma follow their doctor's advice about medication. False 3. The percentage of overweight children has increased only marginally

    asked by Lisa
  19. math

    arman has 1160 annual income from bonds bearing 3% and 5 % interest. then he added 25% more of the 3% bonds and 40% more of the 5 %bonds, threby increasing his annual income by 410. find his initial investment in each type of bond

    asked by joei
  20. american history

    . Which of the following was the primary cause of the Balkan Wars conducted during the Clinton administration? A. The rise to power of Slobodan Milosevic in Serbia B. Muslim activism in Bosnia C. The UN peacekeepers' inability to stem ethnic cleansing D.

    asked by carolyn
  21. Physics

    Two 2.9-cm-diameter electrodes with a 0.15-mm-thick sheet of Teflon between them are attached to a 9.0 V battery. Without disconnecting the battery, the Teflon is removed. a) What are the electric field after the Teflon is removed?

    asked by Leanna
  22. Chemistry

    Ethanol (C2H5OH) is synthesized for industrial use by the following reaction, carried out at very high pressure. C2H4(g) + H2O(g) → C2H5OH(l) What is the maximum amount, in kg, of ethanol that can be produced when 1.65 kg of ethylene (C2H4) and 0.0610 kg

    asked by Brittney
  23. Chem

    An analysis of generic antacid tablets labeled to contain 250mg of CaCO3 (MM= 100.09g/mol) per tablet of active ingredient was performed. The analysis was performed by dissolving a 0.550g sample of the antacid tablet in 75.00mL of 0.1055M HCl. The excess

    asked by Marina
  24. MATH - URGENT!!!

    There are 5 boys and 4 girls in my class. In how many ways can they be seated in a row of 9 chairs such that at least 3 girls are all next to each other?

    asked by Speedo
  25. physical science

    A 12-kg iron ball is dropped onto a pavement from a height of 90m. Suppose half of the heat generated goes into warming the ball. What is the temperature increase of the ball in degree C

    asked by martha
  26. Physics

    An unmarked police car traveling a constant 80km/h is passed by a speeder traveling 135km/h. Precisely 3.00s after the speeder passes, the police officer steps on the accelerator; if the police car's acceleration is 1.50m/s^2 , how much time passes before

    asked by Matthew
  27. math

    A tray contains 11 chocolate chip cookies and 15 oatmeal raisin cookies. How many ways can a child select 4 cookies that include at least 1 chocolate chip cookie?

    asked by Anonymous
  28. math prob

    Twelve people attend the first meeting of the Star Wars Club. They exchange e-mail addresses. How many exchanges take place?

    asked by Anonymous
  29. intermediate algebra

    a motorboat moves 25 miles per hour in still water. it travels 21 miles upstream and 21 miles downstream in a total time of 2.0 hours. whatis the speed of the current?

    asked by Ernie
  30. chemistry

    Manganese(III) fluoride, MnF3, can be prepared by the following reaction: 2MnI2(s) + 13F2(g) → 2MnF3(s) + 4IF5(l) If the percentage yield of MnF3 is always approximately 51%, how many grams of MnF3 can be expected if 40.0 grams of each reactant is used

    asked by Brittney
  31. Calculus help, please!

    1. Evaluate: lim x->infinity(x^4-7x+9)/(4+5x+x^3) 0 1/4 1 4 The limit does not exist. 2. Evaluate: lim x->infinity (2^x+x^3)/(x^2+3^x) 0 1 3/2 2/3 The limit does not exist. 3. lim x->0 (x^3-7x+9)/(4^x+x^3) 0 1/4 1 9 The limit does not exist. 4.For the

    asked by Samantha
  32. Chem

    An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 6635 J. What is the specific heat of the gas?

    asked by James
  33. sociology

    what are three challenges involved with ensuring that teachers strategies are appropriate for culturally diverse children

    asked by Anonymous
  34. science

    What fraction of piperazine (perhydro-1,4-diazine) is in each of its three forms (H2A, HA–, A2–) at pH 8.67? The acid dissociation constant values for piperazine are Ka1 = 4.65×10–6 and Ka2 = 1.86×10–10.

    asked by nick
  35. math prob

    A committee of 5 people is selected from a group of 7 men and 9 women. In how many ways can the committee be selected so it contains at least 1 woman?

    asked by Anonymous
  36. Jiskha

    I typed several questions and answers regarding the subject of Geography, and suddenly, as I was waiting for a reply from Ms. Sue, it seemed as though my questions were deleted from the webpage where all of the other questions are posted. I do not know

    asked by Anonymous
  37. algebra

    The speed of a moving sidewalk at an airport is 2ft/sec. A person can walk 93ft forward on the moving sidewalk in the same time it takes to walk 12ft on a non moving sidewalk in the oppsite direction. At what rate would a person walk on a nonmoving

    asked by Ernie
  38. history

    2. William Lloyd Garrison’s The Liberator was known for appealing to its readers’ sense of (1 point) A. moral correctness. B. modern convenience. C. economic concern. D. social status. a

    asked by t
  39. Physics/electricity

    In the Bohr model of the hydrogen atom, an electron in the 2nd excited state moves at a speed of 5.48X10^5 m/s in a circular path having a radius of 2.12X10^-10 m. What is the effective current associated with this orbiting electron?

    asked by Derrick
  40. math

    An internet company charges $30 a month. There is also a $30 installation fee. Is the number of months you can have internet proportional to the total cost?

    asked by sam
  41. math

    The reading list for a literature class has 7 fiction and 9 nonfiction books. A student is to write a report on 5 books from the list during the semester. The reports must include at least 1 and at most 4 reports of fiction books. In how many ways can the

    asked by Anonymous
  42. Math: Pre-calculus

    A rancher wants to build a rectangular pen with an area of 180 . Let W be the width of the pen and L be the length of the pen. a) Find an equation for the perimeter P in terms of W and L . b) Use the given area to write an equation that relates W and L .

    asked by Sarah
  43. Math

    A sociology seminar has 7 members (a) They begin each meeting with each member shaking hands with all the other members. No one shakes another member's hand twice. How many handshakes take place? (b)The professor shakes hands with each member of the

    asked by Danielle
  44. PHYSICS

    A large, flat, horizontal sheet of charge has a charge per unit area of 2.05 µC/m2. Find the electric field just above the middle of the sheet.

    asked by smita
  45. Chemistry

    If 5.300 g of C6H6 is burned and the heat produced from the burning is added to 5691 g of water at 21 °C, what is the final temperature of the water? 2C6H6(l) +15O2 (g)----> 12CO2(g)+6H2O(l) +6542

    asked by Jason
  46. Math

    If a 60 kg man is riding a Monarch ergometer at 50 rpm and the resistance is 2.0 kg, what is the power output?

    asked by Natasha
  47. college physics

    The charge per unit length on a long, straight filament is -87.0 µC/m. (a) Find the electric field 10.0 cm from the filament. Distances are measured perpendicular to the length of the filament. (Take radially inward toward the filament as the positive

    asked by vishal
  48. algebra

    What did the baby buzzard say when it say an orage in the nest

    asked by dani
  49. more news

    What is the Watergate scandal and why could this story not have happened in 2012? I know what the watergate scandal is, it was the political scandal that led to Nixons resignation where burglars who broke into the Democratic party headquarters had ties to

    asked by Blaze
  50. physics

    a projectile launched speed of 31.1m/s at angle 71.2 degrees above horizontal fill in table time 0 vx m/s 10.0m/s vy 29.4m/s ax? ay?

    asked by rebecca
  51. Geography (Ms. Sue)

    1). How has Siberia's climate affected transportation in the region? A: Siberia's climate has affected transportation as it made travel through the region was slow and dangerous. 2). What impact did the Trans-Siberian Railway have on Russia's population?

    asked by Anonymous
  52. chemistry

    If 4.0L of a 4.7M SrCl2 solution is diluted to 45L , what is the molarity of the diluted solution?

    asked by Anonymous
  53. Chemistry

    How many years will it take for 88g tritium to decay to an 11g sample?

    asked by Michelle
  54. Physics

    A stone is thrown up vertically from the ground (the gravitational acceleration is g = 10 m/s^2 ). After a time dt =1 s, a second stone is thrown up vertically. The first stone has an initial speed v1 = 11.0 m/s, and the second stone v2 = 16.0 m/s. (a) At

    asked by Anonymous
  55. Chemistry

    In the space below, show your work for determining the volume, mass, and moles of baking soda Moles of baking soda reacted Mass of baking soda reacted (g) Volume of baking soda reacted 140 ml of vinegar 5 tsps of baking soda were used

    asked by Matt
  56. Chemistry

    The tripeptide is T-A-K 1. What is the overall charge of the tripeptide below pH 1.0? 2. What is the overall charge of the tripeptide at pH 12? 3. What type of intermolecular attractions could the side chains of the amino acids make with the solvent

    asked by Jake
  57. Chem

    An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 6635 J. What is the specific heat of the gas?

    asked by James
  58. physics

    The drawing shows an exaggerated view of a rifle that has been "sighted in" for a 91.4-meter target. If the muzzle speed of the bullet is vo=427m/s, what are the two possible angles between the rifle barrel and the horizontal such that the bullet will hit

    asked by Anji
  59. Chemistry

    ZN(s) + 2H+(aq) produces ZN2+(aq) +H2(g) A sample of Zinc is placed in the ice calorimeter. if 0.0657g of Zinc causes a decrease of 0.109ML in the ice/water volume of the calorimeter, what is the enthalpy change, per mole of Zinc, for the above reaction

    asked by Temmick
  60. Geography (Ms. Sue)

    Which has the higher population density: The United States or Russia and the Republic? Why? A: I believe the United States has the higher population density because ?

    asked by Anonymous
  61. Vectors

    A ship is being pulled by two tugboats. The smaller tugboat is 13 degrees off the port bow and the larger tugboat is 20 degrees off the starboard bow. The larger one pulls twice as hard as the smaller tugboat. In what direction will the ship move?

    asked by Rayne
  62. chemistry

    Suppose 13.8 g Na and 21.6 g of water are mixed. What is the theoretical yield in grams of hydrogen from this mixture. what is the % yield if 0.500 g of H2 is formed

    asked by Anonymous
  63. science

    You prepare a buffer solution from 10.0 mL of 0.100 M MOPS (3-morpholinopropane-1-sulfonic acid) and 10.0 mL of 0.079 M NaOH. Next, you add 1.00 mL of 7.15 × 10-6 M lidocaine to this mixture Denoting lidocaine as L, calculate the fraction of lidocaine

    asked by nick
  64. physics

    A ball is thrown at 19 m/s at 41° above the horizontal. Someone located 30 m away along the line3 of the path starts to run just as the ball is thrown. How fast, and in which direction, must the catcher run to catch the ball at the level from which it was

    asked by Louis
  65. Finance

    You were hired as a consultant to ABC Company, whose target capital structure is 40% debt, 15% preferred, and 45% common equity. The before-tax cost of debt is 8.00%, the cost of preferred is 7.50%, and the cost of common is 12.75%. What is its WACC if the

    asked by Ire
  66. Algebra

    A mother wants to invest $ 12,000.00 for her sons education. She invests a portion of the money in a bank certificate of deposit (CD Account) which earns 4% and the remain saving bond that earns 7%. If the total interest earned after a year is 720.00, How

    asked by Lisa
  67. Algebra

    In actor inveseted in some money at 8% and 27,000.00 more than 3 times the amount of 12%, The annual interest is $56480. How much did he invest at each amount? Use the six-step He invested $ _ at 8% and $_ at 12%

    asked by Lisa
  68. algebra

    ------Suppose someone opens the valve on a large water tank so that water drains out. Choose a starting volume of water in the tank (from 100 to 500 gallons), and choose how much water drains out each day (from 2 to 5 gallons). Write the equation that

    asked by Olive
  69. Physics

    A fireworks rocket is moving at a speed of 48.4 m/s. The rocket suddenly breaks into two pieces of equal mass, which fly off with velocities v1 and v2, as shown in the drawing. What is the magnitude of (a) v1 and (b) v2? In the image the two pieces are

    asked by Connor
  70. math

    1. What is the greatest common factor of: 2x2x5x7x7 2x5x5x7x7 a. 2x5 b. 2x5x7 c. 2x5x7x7 d. 2x2x5x5x7x7 e. 2x2x2x5x5x5x7x7x7x7 2. What is the least common multiple of: 3x3x5x5x5x7 2x3x5x5x7x7 a. 2 b. 5x5x7 c. 3x3x5x5x5x7 d. 2x3x3x5x5x5x7x7 e.

    asked by Tomas
  71. intro to chem

    a 155.0 g piece of copper is dropped into a 250.0 g of water at 28.8 C, what is the final temp of the mixture?

    asked by nicole
  72. Mathematics

    If a 75 kg person pedals a Monarch leg ergometer at 50 rpm, how much resistance is needed to work at a level of 11 METs?

    asked by Natasha
  73. English

    1. He is sitting down in a chair and playing drums. 2. He is sitting in a chair and playing drums. 3. He is sitting down on a chair and playing drums. 4. He is sitting on a chair and playing drums. (Which ones are grammatical? Do we have to use 'down' or

    asked by rfvv
  74. Algebra 1

    a triangle has an area of 20 inches squared. every dimension of the triangle is multiplied by a scale factor, and the new triangle has an area of 180 inches squared. what was the scale factor?

    asked by Shanelle
  75. Math

    Who is working harder, Fred running a 10 min mile pace at a 10% grade or Pete who is 55 kg, cycling on a Monarch ergometer with a resistance of 2.5 kg and a pedal rate of 60 rpm?

    asked by Natasha
  76. Biochemistry

    You are performing site-directed mutagenesis to test predictions about which residues are essential for a protein's function. Which of each pair of amino acid substitutions listed below would you expect to disrupt protein function the most? A. Val replaced

    asked by Zyna
  77. chemistry

    Mr. Arswan iss preparing a mixture for a science experiment. He measures 10.5 grams of wood shavings, 150 grams of iron filings, and 18.50 grams of salt. What is the total mass of Mr. Arswan`s mixture? A 30.5 grams B 179 grams C 150.5 grams D 17.9 grams

    asked by na
  78. physics

    A ball is thrown at 19 m/s at 41° above the horizontal. Someone located 30 m away along the line3 of the path starts to run just as the ball is thrown. How fast, and in which direction, must the catcher run to catch the ball at the level from which it was

    asked by Louis
  79. Government

    Journalist Walter Lippmann suggested that Question 18 options: 1) polling, even when done scientifically, cannot be trusted because it is in people’s nature to be dishonest in response to political questions. 2) the dominance of polling has brought about

    asked by Alexa
  80. Pre-Calculus

    The Hotel Bellville has 400 rooms. Currently the hotel is filled . The daily rental is $ 250 per room. For every $ 14 increase in rent the demand for rooms decreases by 5 rooms. Let x = the number of $ 14 increases that can be made. What should x be so as

    asked by Ann
  81. math

    a picture 8 in. by 12 in. is placed in a frame which has uniform width. if the area of the frame equals the area of the picture, find the dimension of the frame

    asked by joei
  82. Calculus help, please! :)

    Consider the table of data for the function g(x),below: x: 2.9, 2.99, 2.999, 3.01, 3.1 g(x):4.41, 4.9401, 4.994, -5.006, -5.0601, -5.61 From the data given, it would appear that the lim g(x) x->3 is likely to be:

    asked by Samantha
  83. Geography (Ms. Sue)

    How many time zones are there in the continental United States? A: There are four time zones in the continental United States?

    asked by Anonymous
  84. genetics-PLEASE HELP

    Two parents who are each known to be carriers of an autosomal recessive allele have four children. None of the children has the recessive condition. What is the probability that three or more of the children are the carriers of the recessive allele?

    asked by jen
  85. Math

    It is 405 miles from Minneapolis, Minnesota to Chicago, Illinois. It is 692 miles from Minneapolis to Cincinnati, Ohio. Cincinnati is how many miles farther from Minneapolis than Chicago? Write an equation and solve the problem

    asked by Sandy
  86. Physics

    A person is standing on the edge of a cliff of height h= 24 m. She throws a stone of mass m=0.2 kg vertically down with speed v0= 10 m/s (stone 1) and another stone of the same mass vertically up at the same speed (stone 2). The gravitational acceleration

    asked by Anon
  87. 6th grade math

    Rachel completed 3/4 of her cleaning in 4 hours. How many total hours will Rachel spend cleaning? 4 divided by 3/4 4/1x4/3=16/3= 5 1/3 hours Is this correct?

    asked by Chris
  88. college physics

    The charge per unit length on a long, straight filament is -87.0 µC/m. (a) Find the electric field 10.0 cm from the filament. Distances are measured perpendicular to the length of the filament. (Take radially inward toward the filament as the positive

    asked by vishal
  89. Geography (Ms. Sue)

    1). How can climate affect transportation? A: Climate can affect transportation as it can cause a delay in transportation or can enhance the speed and process of it? 2). To what depths can permafrost extend in Russia and the Republics? A: ? 3). How has

    asked by Anonymous
  90. English

    1. The basketball player threw the ball into the basket. 2. The basketball player threw the ball in the basket. 3. The basketball player threw the ball on the board so that it can go into the basket. 4. The basketball player threw the ball onto the

    asked by rfvv
  91. physics

    The speed of a moving sidewalk at an airport is 2ft/sec. A person can walk 93ft forward on the moving sidewalk in the same time it takes to walk 12ft on a non moving sidewalk in the oppsite direction. At what rate would a person walk on a nonmoving

    asked by Ernie
  92. physics/algebra

    Find the tension in cable A A if w 1 w_1 = 54.0N N and w 2 w_2 = 120N in a downward triangle 60degress on (both sides of angel and at the end of the triangle is w1 a and then w2) how would I solve this equation I don't have a glue where to start. Your help

    asked by deb
  93. Physics

    A force applied to an object of mass m1 produces an acceleration of 3.10 m/s2. The same force applied to a second object of mass m2 produces an acceleration of 2.00 m/s2.

    asked by Abd
  94. Geography (Ms. Sue)

    How can climate affect transportation? I know you guided me towards the answer earlier, but I am struggling to place all of the information into a mere sentence.

    asked by Anonymous
  95. Physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 42 ∘. The gravitational acceleration is g=10 m/s2 (a) At

    asked by Anonymous
  96. Ethics and moral reasoning

    The history of philosophy would describe Immanuel Kant as

    asked by Anonymous
  97. chemistry

    A certain microwave oven delivers 800. watts (J/s) of power to a coffee cup containing 45.0 g of water at 25.0°C. If the wavelength of microwaves in the oven is 9.75 cm, how long does it take, and how many photons must be absorbed, to make the water boil?

    asked by Anonymous
  98. poetry

    The poem is: Canada Day Love Match My mother stalked her future son in law, convinced he was the one for me. Through the crowd at the Forks Market, she kept behind him like a cat ready to pounce. I kept out of his line of sight. Blind to us, he watched

    asked by Gary
  99. PHYSICS

    55 kg boy and a 37 kg girl use an elastic rope while engaged in a tug-of-war on a frictionless icy surface. If the acceleration of the girl toward the boy is 2.4 m/s 2 , determine the magnitude of the acceleration of the boy toward the girl in m/s^2

    asked by Natalie
  100. Geography (Ms. Sue)

    1). How might the Arctic Ocean affect the region's (Russia and the Republics) climate? A: This ocean might affect the region's climate as its wind currents contribute to this region's climate?

    asked by Anonymous
  101. algebra

    to determine the number of trout in a lake, a conservationist cathes 123 trout, tags them and throws them back into the lake. later,44 trout are caught, 11 of them are tagged. how many trout would the conservationist expect to be in the lake

    asked by Ernie
  102. College Math 45

    Mrs. Brown has 17 children in her first-grade class, and Mr. Lopez has 20 children in his second-grade class. The principal has been asked to select 1 student from one of the classes to appear at a PTA meeting. How many ways can the selection be made?

    asked by Anonymous
  103. Physics/Electricity

    An aluminum wire carrying a current of 9.0 A has a cross-sectional area of 7.0X10^-6 m2. Find the drift speed of the electrons in the wire. The density of aluminum is 2.7 g/cm3. (Assume three electrons are supplied by each atom.)

    asked by George
  104. Calculus. Limits. Check my answers, please! :)

    4. lim (tanx)= x->pi/3 -(sqrt3) 1 (sqrt3) ***-1 The limit does not exist. 5. lim |x|= x->-2 -2 ***2 0 -1 The limit does not exist. 6. lim [[x]]= x->9/2 (Remember that [[x]] represents the greatest integer function of x.) 4 5 ***4.5 -4 The limit does not

    asked by Samantha
  105. Statistics

    How do I find the deviation of each x-value from the expected value of 0.97? The chart looks like this... x P(x) x-u 0 0.24 ? 1 0.55 ? 2 0.21 ?

    asked by Lisa
  106. physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by URGENT(could some one pls give me the answer
  107. physics

    If a ball has an initial speed of 26.9 m/s and is launched at an angle of 63.2 degrees above the horizontal, what is the tallest obstacle that the ball can clear?

    asked by Cassie
  108. physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 45 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by kyle(PLS HELP )
  109. Algebra

    The blood alcohol concentration (BAC) of a person who has been drinking is given by the following expression. Number of ounce % alcohol x 0.075 divide body weight in pounds minus hour of drinking x 0.015 In 4 hours a 220lb person has drunk 5 12 ounce beer

    asked by Lisa
  110. maths

    find equations for the tangent and the normal at P (1n2, 2k) on the curve with equation y=ke^x, where k is a constant. (b) given that y=sin^-1x, show that (1-x^2)d^2y/dx^2-xdy/ dx=0

    asked by gibbsm
  111. physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by PHYSICS
  112. Algebra

    A baseball team has home games on Thursday and Saturday. The two games together earn $4571.50 for team. Thursdays games generates $68.50 less than Saturday's game. How many was taken in each games? How much did Thursday's game generate?

    asked by Lisa
  113. world history

    the meaning of paleolithic age

    asked by elizabeth
  114. Chemistry

    I need help with answering this question. Thanks! What is the absolute entropy of 1.9 mol of gaseous ammonia at 2.8 bar and 298 K?

    asked by Anonymous
  115. Math

    What is the functional capacity in METs and Vo2 (mL/kg/min) of a 70 kg man who completed Stage V (3mph, 12.5% grade) of a Balke TM test?

    asked by Natasha
  116. Math

    -35/7 less than or equal to 7x/7

    asked by Reed Elmore
  117. Math

    If an individual wants a work of 1300 kg m/min with a cycling speed of 300 m/min, how much resistance is needed?

    asked by Natasha
  118. Mathematics

    What stepping rate is needed if a person wants to work at a Vo2 of 45 mL/kg/min using a bench that is 34 cm high?

    asked by Natasha
  119. English

    Jessy heard a cat cry. (Did the cat weep or shout according to the sentence?)

    asked by rfvv
  120. Chemistry

    I need help with answering this question. Thanks! What is the absolute entropy of 1.9 mol of gaseous ammonia at 2.8 bar and 298 K?

    asked by Anonymous
  121. Physics

    Victor drove his truck off a cliff that was 45m high, and it landed 35m from the base of the cliff. What was the velocity of the truck as it drove off the cliff?

    asked by Nikolina
  122. physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by URGENT(could some one pls give me the answer
  123. math

    jon makes a bar graph that shows the number of dogs owned by members of his class. if the smallest number is 1 and the largest number is 4 what interval should jon use?

    asked by mia
  124. Linear Equation

    solve for x -6x+12=-13x+10 x= -2 x= -2/7 x= -2/19 x= 2/7 I have no I idea how to answer this question. Can you give me an explanation with the answer? Thank you

    asked by Alex
  125. physics(help)

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by physics(help)
  126. PHYSICS

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by PHYSICS
  127. math

    Assume that the camper has 3 jackets, 7 sleeping bags, and 9 different packages of food. An outfit consists of 1 jacket, 1 sleeping bag, and 6 packets of food. How many ways can the trip be outfitted?

    asked by Anonymous
  128. CHEMISTRY

    When we combine the three gas laws into one expression: V is directly proprtional to T P is directly propetional to T ---------> PV is directly proprtional to T P is inversely proportional to 1/V PV/T= constant *******I do not understand how PV is directly

    asked by Anonymous
  129. maths

    given the curve y=2x/(1+x^2)^2 (a) prove that dy/dx =2(1-x^2)/(1+x^2)^2 (b) find the coordinates of the stationary points and state the nature of the stationary points.

    asked by mumbula
  130. physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by anon
  131. physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by anon
  132. Pre-Calculus

    The profit in dollars in producing x items of some commodity is given by the equation P=−11x2+346.5x−2612.5. How many items should be produced to break even?(If there are two break-even points, then enter the smaller value of x. Your solution may not

    asked by Ann
  133. Calculus - Limits. Check my answer, please! :)

    Suppose that h(x)={x^2-x+5 if x2 Which of the following is equal to 7? I. lim h(x) x->2- II. lim h(x) x->2+ III. lim h(x) x->2 I only II only ***III only I and II only I, II, and III

    asked by Samantha
  134. Math

    Determine the MET level for each activity for a 70 kg person. a.) 18 steps/min, 25 cm/step b.) 6 mph, 12% grade c.) 750 kg m/m on a Monarch ergometer d.) Arm cranking at 350 kg m/min on a Monarch ergometer

    asked by Natasha
  135. Science

    Is water organic

    asked by Kelley
  136. Math

    What is the MET level of a man running 7 mph, 5% grade?

    asked by NM
  137. Math

    A 154-pound woman walks at 3.0 mph 0% grade for 5 min, runs at 5.5 mph 5% grade for 32 min. What is her total caloric expenditure?

    asked by NM
  138. Easy math

    Can someone give me just four random rational numbers (decimal or fraction) between the numbers of -1, and 1?

    asked by Person
  139. math

    The sales, in millions of dollars, of a laser disc recording of a hit movie t years from the date of release is given by: S(t) = (5t)/(t^2 + 1) a) Find the rate at which the sales are changing at time t. b) How fast are the sales changing at the time the

    asked by Samantha
  140. News

    What purpose do Tabloids have in today's society?

    asked by Blaze
  141. Chemistry

    Convert the concentration of CoCl2 from 22.0 mg/mL into molarity.

    asked by S
  142. Calculus

    Finf (dy/dx) y=(1+28x^3)f(x)+(6x)g(x)(x^4+5x+7)+(6x)g(x)(x^4+5x+7)-(e^x+7x^4)f(x)+3x^2g(x)(4x^3+5+7)/((x^4+5x+7)^2

    asked by D
  143. Journalism

    I've started working on an article for my Journalism class about vegetarianism - pros and cons, and why or why not people at my school support it. I've gotten a few paragraphs in, but I'm having trouble on writing the lead. Any suggestions?

    asked by Lindsay
  144. arithmetic

    2+15/3*5=

    asked by mike
  145. Pre-Calculus

    Find the unknown in the following equation. If there are more than one solution, then separate the solutions with a comma. (−8y−4)^2+10=14 y=? I keep on getting y=-0.5, is that correct?

    asked by Ann
  146. Chemistry - Please help

    I need help with answering this question. Thanks! What is the absolute entropy of 1.9 mol of gaseous ammonia at 2.8 bar and 298 K?

    asked by Anonymous
  147. Journalism

    I tried writing the opening to my article on vegetarianism and this is what I got so far. [A lot of people like to sit down at night and eat a big, juicy steak – and then there are those who prefer an organic meal without any meat. Vegetarianism is not

    asked by Lindsay
  148. maths2

    |10x - 1| = x - 10 A. -1, 1 B. 1 C. -1 D. No solution

    asked by mdan
  149. Algebra

    (vx0.5403-5450)divide by 1000x34.04 use the expression calculate the property tax paid with the home value of $170,000

    asked by Lisa
  150. Physics

    The time at which it took the arrow to reach the bulls eye is .6 seconds and it will land 1.8m under the bullseye

    asked by Joah
  151. bus 101

    Team diversity is often established in a team,by bringing together the expertise of members from various functions in the organization. A.problem-solving B.working C.cross-functional D.self-managed I need help with this ? THX

    asked by Okato
  152. physics

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by HELP(ANS PLS!!!!!!!!)
  153. physics/algebra

    A 74.0kN kN spaceship comes in for a vertical landing. From an initial speed of 1.00 km/s {\rm km/s}, it comes to rest in 2.40min min with uniform acceleration. What braking force must its rockets provide? Ignore air resistance.

    asked by deb
  154. Math

    A patient must exercise a MET level of 8. What grade is needed if the speed is 3 mph?

    asked by Natasha
  155. Math

    What is the MET level of a person that is running on a level treadmill at 6 mph?

    asked by Natasha
  156. Maths

    Consider the line passing through two points P=(1,8) and Q=(−1,3). If the line also passes through point R=(15,a), what is the value of a?

    asked by CHRIS
  157. Language Arts

    if you say, "The book is on top of the big slide." would "on top of" be a compound preposition or is on and of two different prepositions? Thanks...

    asked by Brandi
  158. williams pkwy

    how much money must be deposited now @ 6 % interest compounded semi annually to yield an annuity payment of $ 4000 at the end of each six month period for a total of five years

    asked by christine
  159. Science

    When investigate if chlorophyll is necessary for photosynthesis why is the leaf rinse with tap water?

    asked by Juanita
  160. Math Calculator Question

    How would I plug the following formula in a TI-30X calculator: P(5)= (10 C 5)(0.20^5)[0.80^(10-5)] When I try to do it, I get 0.000104858, but that is not the correct answer.

    asked by Nick
  161. Math

    Sue's bike has whheels that are 60cm in diameter. 1.1 How far does the bike move in one full turn of the wheel?

    asked by Dineo
  162. Precalculus

    Find the discriminant of 3x^2-2x+2=0 and then solve by whichever method seems easiest

    asked by Anna bosco
  163. Maths

    If a line with x-intercept −5 and y-intercept 35 passes through point P=(5,a) , what is the value of a ?

    asked by CHRIS
  164. Radio

    How is Sirius XM radio different than AM/FM.. I know AM is radio transmissions created by changing the power of the carrier wave, and FM are transmissions created by changing the speed at which radio waves are generated.

    asked by Blaze
  165. italian

    write a sentence using the expression "avere mal di"

    asked by Ani
  166. Geography (Ms. Sue)

    What is the textbook asking of me when the question is, "What is the current time in the time zone in which you live"?

    asked by Anonymous
  167. chemistry

    Volume (mL) of 2.15 M potassium hydroxide that contains 8.09 g of solute WebAssign will check your answer for the correct number of significant figures. mL

    asked by john
  168. english

    Although she never actually said it, mom (blank) that we were going to get a pet. a=refuted b=implied c=substantiated d=inferred answer is b

    asked by kevin
  169. Geography (Ms. Sue)

    If it is 6:00 Sunday morning in New York,what are the day and time in Auckland, New Zealand?

    asked by Anonymous
  170. maths

    (3x + 4) + (5y -1) = 10 - 16i A. x = 2, y = -3 B. x = 1, y = -2 C. x = 3, y = 2 D. x = -3, y = 1 think the answer is C

    asked by Anonymous
  171. Physics

    If a car is going .197 meters per second, how long will it take to go 5 kilometers (assuming the ground is perfectly flat).

    asked by Nick
  172. Economic's,tourism,geography,pure math's

    What can i study when i finnish school i am doing grade 10

    asked by Pritty khumalo
  173. Politics

    What is the history of the formation of Democratic Socialism? Can you please provide links?

    asked by zainab
  174. Find the value of K (Polynomial)

    Dtermine the value of K such that -2 is cone root of the equation 2x^3+(K+1)x^2=4-x^2 I tried it a couple of times and I keep getting the wrong answer. The answer is K=3.

    asked by Alice
  175. News

    what's the biggest challenge to newpapers today? would it be the internet?

    asked by Blaze
  176. math

    A quadrant has an area of 175m2. Find the length of its base

    asked by Bob
  177. math

    what is the answer in 5 x 1.1/2

    asked by ezekiel
  178. physics(*URGENT*)

    We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See

    asked by Anonymous
  179. Math

    A 50 kg individual needs to work at a MET level of 6 to reach her target heart rate. If the treadmill speed is set at 3.5 mph, what grade is needed? If she exercise for 30 minutes at this intensity, how many kcal will she expend.

    asked by NM
  180. Maths

    Given that −24

    asked by CHRIS
  181. math

    [4]5.1=-4.4.4.4.1 -- - - -------= 5 4 5.5.5.5.5 simplify by multiplying. what is the final answere.

    asked by Jimmie
  182. Physics -URGENT-

    A 55 kg boy and a 37 kg girl use an elastic rope while engaged in a tug-of-war on a frictionless icy surface. If the acceleration of the girl toward the boy is 2.4 m/s^2, determine the magnitude of the acceleration of the boy toward the girl in m/s^2

    asked by Natalie
  183. math

    How to graph the following problems on a graph. 1. y= 2x+5 2. 2x+ 3y= 8 3. y= 3x-5 4. 4y= 2x-9

    asked by chatis
  184. Geography (Ms. Sue)

    In what ways are Eastern Europe and Northern Europe different? I know you have already told me of what to consider and ponder about, but I am truly struggling with this question. Is there, perhaps, a link you could provide for me?

    asked by Anonymous
  185. Materials Science & Physics

    Consider a tetragonal phase of which the lattice parameters satisfy c = 2a. Diffusivities of the phase were measured in two different directions as: 6.0x10-12 cm2/sec along [101] and 8.0x10-12 cm2/sec along [001]. (a) Determine the diffusivity tensor (Dij)

    asked by Jinwon
  186. Computers

    Hi, Am I on the right track? Reading for an hour now..and wanted to check my answers.. Which modem uses the same medium used to transmit video signals" My answer: C. Cable ADSL BRI DiGITAL '2. Which is the fastest wireless standard? My answer: 802.11G

    asked by Dallas
  187. math

    Which set of numbers has a greatest common factor of 1 ? a. 2,3,and 6 b. 2,200, and 400 c. 3,9,and 27 d. 22,33,and 99 e. 100,500, and 2,500 please answer and explain

    asked by Tomas
  188. Maths

    Let y=ax+b be the equation of the line with x-intercept 2 and y-intercept −12. What are a and b values?

    asked by CHRIS