1. physics

    A mover pushes a couch a distance of 4 m to the top of a ramp into the back of a truck using 500 N of force. A) What is the work input of the mover? B) What is the mover’s power if the task takes 10s? C) If the mass of the couch is 100 kg and the back of

    asked by jaslyen on November 6, 2011
  2. math

    The Johnsons have accumulated a nest egg of $19,000 that they intend to use as a down payment toward the purchase of a new house. Because their present gross income has placed them in a relatively high tax bracket, they have decided to invest a minimum of

    asked by amy on February 7, 2011
  3. English

    REVISED My passion for medical transcription arose because of my love for research and thirst for knowledge after losing my father from stroke complications. I have been curious about new diagnoses, medications, technologies, and new treatment options. As

    asked by Evelyn on January 18, 2013
  4. Information Science

    ABC Company has 50,000 employees at it headquarters. The company wants to increase employee productivity by setting up internal software application training program for it employees. The training program will teach employees how to use Microsoft software

    asked by Chris on June 1, 2010
  5. geography

    the native people originally come from? the ethnic ground that settles on praires is? the process that is formed on rocky mountains and appalachians? tha most valuable catch in the pacific is? the most eastern and western physiographic region is? the two

    asked by Ted on June 13, 2010
  6. Chem (but i think its physics)

    Ok so this problem appeared in my online chem homework, but it looks alot more like a physics problem. I have no idea how to do it A 203 lb man eats an order of French Fries consuming 250 Cal of food energy. Afterwards he feels guilty and decides to work

    asked by D on February 3, 2011
  7. Physics

    For the situation: "A moving crate slides to a halt on a rough surface" Does temperature increase, decrease, or not change? Are work and heat positive, negative, or zero? Does thermal energy increase, decrease, or not change? My answer key says temperature

    asked by Courtney on November 16, 2014
  8. physics

    A 10 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N parallel to the incline, which makes an angle of 20 degrees with the horizontal. If the coefficient of kinetic friction is .40 and the crate is pulled a

    asked by Anonymous on October 23, 2007
  9. physics

    A 10 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N parallel to the incline, which makes an angle of 20 degrees with the horizontal. If the coefficient of kinetic friction is .40 and the crate is pulled a

    asked by Anonymous on October 22, 2007
  10. physics

    A 10 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N parallel to the incline, which makes an angle of 20 degrees with the horizontal. If the coefficient of kinetic friction is .40 and the crate is pulled a

    asked by wency siatula on May 3, 2016
  11. AP Chem

    A mixture of 1.380 g of H2 and 66.80 g of Br2 is heated in a 2.00-L vessel at 700 K. These substances react as follows. H2(g) + Br2(g) equilibrium reaction arrow 2 HBr(g) At equilibrium the vessel is found to contain 0.605 g of H2. (a) Calculate the

    asked by Adriana Vargas on March 13, 2015
  12. Math: Equivalence Classes

    Let R be the relation on ℤ+×ℤ+ defined by (a,b)R(c,d) if and only if a−2d=c−2b. 1. Find an equivalence class that has exactly 271 elements. 2. Is it true that for every positive integer n, there is an equivalence class that contains exactly n

    asked by procrastinationEquation on August 14, 2014
  13. Math

    Hello, I'm not sure how to go about this question. To get to work on the first day, Jose has the following directions. Travel 15 miles due East. Turn right and travel 12 miles due south. Turn right again and travel 10 miles due West. If Jose could travel

    asked by JOE on February 6, 2010
  14. Finite Math

    In August 2008, General Motors was offering the choice of a 2.9% loan for 36 months, or $2000 cash back on the purchase of a $30,000 Pontiac Grand Prix. (a) If you take the 2.9% loan offer, how much will your monthly payment be? $_________ (b) If you take

    asked by f0REVERYUng on May 5, 2012
  15. physics

    A mass m = 14.0 kg is pulled along a horizontal floor with NO friction for a distance d =8.7 m. Then the mass is pulled up an incline that makes an angle θ = 27.0° with the horizontal and has a coefficient of kinetic friction μk = 0.41. The entire time

    asked by need of help on October 1, 2012
  16. economics

    Local governments receive money from what two kinds of taxes A sales and income taxes B luxury and property taxes C income and luxury taxes D sales and property taxes?

    asked by Anonymous on May 12, 2009
  17. math

    Find the area for the circle (use 3.14 for pi). Show your work. Round to the nearest tenth. the radius is 23 yd 22. Find the circumference of the circle (use 3.14 for pi). Show your work. Round to the nearest tenth.

    asked by melissa on February 10, 2014
  18. English

    What winter sport do you like most? 1. I lke curling because it's fun to see players hit big stones. 2. I like bobsledding because it's thrilling to ride a bobsled. 3. I like speed skating because I like wild races. 4. I like ski jumping because I like

    asked by rfvv on October 3, 2014
  19. math

    Ex 3: 4x-7

    asked by Anonymous on September 22, 2010
  20. Chemistry

    Hydrogen iodide decomposes according to the following equation: H2(g) + I2(g) ⇌ 2HI(g) A 2.50 L equilibrium mixture contains 0.0875 mol H2, 0.020 mol I2, and 3.72 mol HI. Determine the new equilibrium concentrations after 1.25 mol HI are added to the

    asked by sea lively on July 13, 2018
  21. chemistry

    How long would it take for 1.50mol of water at 100.0 degrees to be converted completely into steam if heat were added at a constant rate of 23.0J/s ? the constants are: Specific heat of ice: 2.09J(g/degrees celcius) Specific heat of liquid water: 4.18 J

    asked by sam on March 31, 2009
  22. Safety

    who is the father of occupational medicine in the United States I can't find anything on the web. Here is my suggestion: At the school, check the encyclopedia under Public Medicine, and Occupational Health. If that fails, call the local Public Health

    asked by Ashley on April 9, 2007
  23. Physics

    You hold an inflated balloon over a hot air vent in your house and watch it slowly expand. You then remove it and let it cool back to room temperature. During the expansion, which was larger: the heat added to the balloon or the work done by the air

    asked by Jasmine on January 25, 2013
  24. Physics conceptual

    You hold an inflated balloon over a hot air vent in your house and watch it slowly expand. You then remove it and let it cool back to room temperature. During the expansion, which was larger: the heat added to the balloon or the work done by the air

    asked by Jasmine on January 25, 2013
  25. Algebra 1

    I'm completeing parts of my homework, and need help checking some of the problems. Could someone tell me if this is right? If it's not could you show me how to work it correctly? I'm not looking for someone to do my work, just show me how. There are no

    asked by Sam R. on June 1, 2010
  26. Physics

    As a civil engineering intern during one of your summers in college, you are asked to design a curved section of roadway that meets the following conditions: When ice is on the road, and the coefficient of static friction between the road and rubber is

    asked by Tara on September 26, 2012
  27. Literature

    I have to write an expository essay interpreting a peice of art from my textbook. I chose the painting The Grinder(1924) by Diego Rivero. Need help filling this out: Elements of Art: ? Subject Matter- A girl is grinding something. Lines and Shapes- ?

    asked by mysterychicken on November 21, 2009
  28. Physics

    A spring with a spring constant of 22.0 N/cm has a block attached to one end and the other end is fixed. How much work does the spring do on the block if the spring is stretched from relaxed length by 6.8 mm as the block is moved? How much additional work

    asked by Matt on October 9, 2016
  29. Math

    A group meeting is attended by 14 delegates. 9 of the delegates are from Atlantis and 5 of the delegates are from Zedonia. (a) In how many ways can the group choose 6 of the 14 delegates to form a negotiation panel? Show work. (b) In how many ways can the

    asked by Shelly on March 8, 2014
  30. chemistry

    How much energy must be put into a system to raise 100 g of solid water from 5.5 degrees Celsius to 75 Degrees Celsius? Heat Capacity of Ice: 2.09 J/g degrees C Heat Capacity of Water: 4.18 J/g degrees C Heat of Fusion: 6.01 kJ/mol

    asked by Britney on June 17, 2011
  31. Social Studies 8

    1. for the additional green spaces to be considered public services, what must be true? A. The local government uses tax money to create them B. a national business provides funding for some of the spaces C. people who purchased season passes to the spaces

    asked by Kaylee on May 17, 2017
  32. English

    Could you please tell me if the following sentences are possible? Thank you. The principal of my school has asked me to find an Irish school which would be interested in a Comenius partnership with our school, a French high school and a German high school.

    asked by Henry2 on January 14, 2012
  33. Government

    1: how does someone become a member of the supreme court?(1 point) > by popular election and senate approval*** >by judicial appointment and presidential approval >by presidential appointment and senate approval >by senatorial appointment and judicial

    asked by HELP on September 20, 2016
  34. English

    Can you please tell me if these sentences are possible? Thank you very much in advance. 1) Are the following adjectives related to weather possible: What's the weather like? It's wet/damp. It's foggy/hazy/misty (are they synonyms?) It's

    asked by Franco on April 25, 2010
  35. ipc

    Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.

    asked by Anonymous on November 4, 2009
  36. Math

    You decide you will buy a stock only if it shows an overall increase over the next 30 days. The first 10 days, it has an average daily increase of $0.30. The next10 days, it has an average daily decrease of $0.45. The last 10 days, it has an average daily

    asked by Darius on September 11, 2016
  37. Math

    You decide you will buy a stock only if it shows an overall increase over the next 30 days. The first 10 days, it has an average daily increase of $0.30. The next10 days, it has an average daily decrease of $0.45. The last 10 days, it has an average daily

    asked by HELP! on September 11, 2016
  38. Physics

    *I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we

    asked by Justin on October 8, 2006
  39. Social Studies

    1. How was Magellan’s voyage different from that of Columbus a. Magellan sailed west across the Atlantic to reach the caribbean*** b. Magellan’s sailed south down the coast of South America c. Magellan sailed east around Africa go reach the Pacific

    asked by millie on November 19, 2018
  40. business law

    Task: Read the following two scenarios and explain for each scenario, all the torts that have been committed, any arguments that can be used as a defence or to limit liability, and likely liability which will be imposed on each of the parties. Scenario 1

    asked by Karen on March 31, 2010
  41. Economics

    The economy consists of the following: - working-age population: 20M - full time employment: 8M - part-time employment: 2M (1M of whom wish they had full-time jobs) - unemployment: 1M If 0.6M of those unemployed are frictionally, structurally, and

    asked by Freddy on February 28, 2007
  42. Chemistry

    'A solution is prepared by titrating a 100.0 mL sample of 0.10 M HF (Ka = 7.2 x 10^-4) with 0.1 M NaOH. What is the pH after 20.0 mL of the 0.10 M NaOH is added?' I'm a little bit confused but here's my ICE chart (in moles): HF________OH-_____F-

    asked by SarahF275 on February 21, 2018
  43. physics

    A student tools along in his new Vette weaving in and out of slow traffic, overtaking little kids boarding the school bus, passing school zones without a second glance, cutting off ambulances and fire trucks, running yellow lights, red lights, yield signs,

    asked by Donny on August 30, 2014
  44. physics

    An ideal monatomic gas initially has a temperature of 338 K and a pressure of 6.96 atm. It is to expand from volume 435 cm3 to volume 1310 cm3. If the expansion is isothermal, what are (a) the final pressure (in atm) and (b) the work done by the gas? If,

    asked by niki on April 22, 2011
  45. physics- vry urgent

    An ideal monatomic gas initially has a temperature of 333 K and a pressure of 7.15 atm. It is to expand from volume 581 cm3 to volume 1360 cm3. If the expansion is isothermal, what are (a) the final pressure (in atm) and (b) the work done by the gas? If,

    asked by nirali on April 9, 2009
  46. physics

    An ideal monatomic gas initially has a temperature of 338 K and a pressure of 6.96 atm. It is to expand from volume 435 cm3 to volume 1310 cm3. If the expansion is isothermal, what are (a) the final pressure (in atm) and (b) the work done by the gas? If,

    asked by niki on April 21, 2011
  47. physics

    An ideal monatomic gas initially has a temperature of 338 K and a pressure of 6.96 atm. It is to expand from volume 435 cm3 to volume 1310 cm3. If the expansion is isothermal, what are (a) the final pressure (in atm) and (b) the work done by the gas? If,

    asked by niki on April 21, 2011
  48. Physics/Chemistry

    few other questions. 1.) Suppose you expend 430 kilocalories during a long walk, how many liters of ice water at 0 degrees do you need to consume in order to use up the 430 kilocalories of metabolic energy. Stomach can hold 1 liter. 2. A person eats a

    asked by david on November 17, 2010
  49. Physics/Chemistry

    few other questions. 1.) Suppose you expend 430 kilocalories during a long walk, how many liters of ice water at 0 degrees do you need to consume in order to use up the 430 kilocalories of metabolic energy. Stomach can hold 1 liter. 2. A person eats a

    asked by david on November 17, 2010
  50. Math

    Betty decides to support local artists by hanging their artwork in her shop. When decorating the coffee shop, Betty comes across the following formula for placing pictures on her walls: 1 third open vertical bar A-12 close vertical bar plus 2 over 3 open

    asked by Kim on November 7, 2017
  51. PHYSICS--SHM

    PLZ HELP. THANKS. The balance wheel of a watch oscillates with an angular amplitude of rad and a period of 0.220 s. a) Find the maximum angular speed of the wheel. (b) Find the angular speed of the wheel when its displacement is /4 rad. (c) Find the

    asked by wooh on January 27, 2007
  52. calculus

    A population of a very rare insect in an area in a discrete rural region in ASEAN will grow at a rate that is proportional to their current population. In the absence of any outside factors, the population will triple in two weeks’ time. On any given day

    asked by ezul on April 13, 2014
  53. Geography

    For each of the following actions, state one or more of the three principles of sustainability that are involved: Reliance on solar energy/ Biodiversity/ Chemical cycling 1. Taking your own reusable bags to the grocery store to carry your purchases home 2.

    asked by JAmes liu on June 3, 2014
  54. math ..PLEASE HELP !!!

    A local bank reports that 70% of its customers maintain a chequing acct, 50% have a savings acct and 40% have both.If a customer was chosen at random a) what is the probability customer has a chequing or saving acct b)probability the selected customer has

    asked by Linda on February 23, 2007
  55. Physics 4B

    To make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hole. A steel rivet 1.873 cm in diameter is to be placed in a hole 1.871 cm in diameter in a metal at

    asked by Jamal on August 24, 2011
  56. w.g

    why are commercial farms and subsistence farms both important in this region? A)rich soil is an abundant resource B)local people need money to buy groceries C)**people need available food: the economy needs money exports D)rurals areas have willing

    asked by henry on October 5, 2009
  57. English

    What will happen in the future? We will fly to the USA in an hour. We will visit Mars. We will go to the moon with our family. We will travel to many planets without paying a lot of money. We will live on Jupitor. We will live on another planet. We will

    asked by rfvv on May 14, 2013
  58. chem- acids and bases

    sorry to take up your time again, acids and bases just really confuse me, i'd really appreciate your help again. "What is the pH at the end point for the titration of 0.20M HNO2 by 0.20M NaOH? Ka nitrous acid= 4.5 x 10^-4." this is what i do know: - end

    asked by marie on April 16, 2011
  59. Chem again

    The solubility of Acetanilide in hot and cold water is: Temperature.........Solubility in 100ml H20 100C....................5.5g 0C........................0.53g What is the maximum recovery if 5.0g of acetanilide is recrystallized from 100mL of water? My

    asked by Natasha on March 8, 2010
  60. literature

    umm, i need possibly a little help. This question asks about your Independent Reading selection. You may use your reading selection to help you answer the question. What impact did your Independent Reading selection have on you as a reader? Would you

    asked by love help on November 9, 2016
  61. Chemistry

    When heat flows from a hot spot to a cooler spot, entropy increases. When heat is forced to flow from a cool spot to a warmer spot, entropy decreases. Marta is looking for something in her house that causes a decrease in entropy. Which of these should she

    asked by Clueless on December 28, 2017
  62. Science

    When heat flows from a hot spot to a cooler spot, entropy increases. When heat is forced to flow from a cool spot to a warmer spot, entropy decreases. Marta is looking for something in her house that causes a decrease in entropy. Which of these should she

    asked by Clueless on December 28, 2017
  63. physics

    Pls help me with this, The resistance of a platinum resistance thermometer is 30 ohms at the ice point, 40 ohms at the steam point and 34.5 ohms on a certain hot day, what is the temperature of the day on celcius temperature day?

    asked by dayo on January 11, 2014
  64. Science

    An environmental group claims that a local chemical plant is polluting a nearby river. They are calling for a shutdown of the chemical plant. What evidence would help you the most in evaluating their claim? A.A repeated study that shows chemicals produces

    asked by Gwen on August 28, 2014
  65. statistics

    The manager of a local gym has determined that the length of time members spend at the gym is a normally distributed variable with a mean of 80 minutes and a standard deviation of 20 minutes. What proportion of members spend less than 55 minutes at the

    asked by mk. on April 26, 2013
  66. chemistry

    What is the percent ionization of a 1.38 mol/L weak acid if its Ka = 2.7 x 10-6? Answer to two (2) decimal places. I know what steps to use but have difficulty applying them to the quesiton Can someone please complete the question for me since there are

    asked by Anna on April 18, 2008
  67. logic

    Aron: The two double A batteries in my CD player are dead, so the CD player doesn’t work. My television remote control, which also uses two double A batteries, works fine. So if I move the two batteries from my television remote control to my CD player,

    asked by Anonymous on July 25, 2011
  68. Another Data Management Question

    Rain is an amazing singer, but cannot play any instruments. He desperately wants a rock band that has a drummer, a guitarist, a bass player, and himself on vocals. He decides to post an ad at the local coffee house for open auditions for his band - The

    asked by rock johnny on September 25, 2009
  69. Calc

    "Let f(x,y)=2(x^2)y-(y^3)+x-4. a) Find the local linearization of f at (3,1) b) Compute the directional derivative of f at (3,1) in the direction towards the point (-2,3). At (3,1), is the function f increasing or decreasing in the direction towards the

    asked by Brittany on March 1, 2011
  70. Math: Calculus

    Answer the following questions for the function f(x)=sin(x/4)^2 defined on the interval [-12.266371, 2.241593]. Rememer that you can enter pi for as part of your answer. a.)f(x) is concave down on the interval ____. b.) A global minimum for this function

    asked by NEED HELP!!!! on November 3, 2010
  71. history

    Which identifies continued French colonial interests following World War I? France exerted authority over its colonies through elevating local puppet dictators in an attempt to regain control. France supported self-determination movements to allow their

    asked by monica on August 7, 2018
  72. English

    Are these right? IF not please help me understand them thank you. Identify the sentence that most strongly relies on emotional language. It took a lot of work, but we finally got the job done. With hard work and dedication, we got the job done.** We had to

    asked by Missy on May 13, 2015
  73. physics

    Force F1 acts on a particle and does work W1. Force F2 acts simultaneously on the particle and does work W2. The speed of the particle does not change. Which one of the following must be true? W1 is zero, and W2 is positive W1 = - W2 W1 is positive, and W2

    asked by Cameron on January 11, 2017
  74. International Business

    Consider the following scenario: You have been asked by a local college to write a lecture that explains the gold standard and addresses the functions of the world's major foreign exchange markets. Write a 1,050 to 1,400 word summary detailing the

    asked by Lorie on June 20, 2010
  75. math please help ms sue i wana pass math

    8. The table below shows the relationship between the number of days a plant grows and its height. Which shows a scatter plot of the data and a description of the trend? # of Days Plant Height (cm) 0 5 2 7 4 10 5 13 6 14 7 16 8 17 (1 point) scatter plot A

    asked by cameron on May 20, 2015
  76. The Simplex Method

    A student earns $10 per hour for tutoring and $7 per hour as a teacher's aide. To have enough free time for studies, he can work no more than 20 hours per week. The tutoring center requires that each tutor spends at least three hours per week tutoring, but

    asked by Jammy on November 29, 2016
  77. painting

    Discuss a minimum of two reasons why Jackson Pollock's style of painting, as exemplified by Convergence, is considered an important, innovative development in the history of painting. To see this painting, locate it in the unit’s Resource List. Imagine

    asked by Anonymous on September 23, 2010
  78. human bahavior in organization.. please help me

    is anyone can help me to get the correct answers for the questions below.please help me thank you 1.How effectively your staff communicates and relates to each other can tell you how much they care for their work and the people around them? my answrs: To

    asked by jessie on September 29, 2011
  79. english

    i need to a prepostitional story like the one "inside outside upside down" by Stan Berenstain and Jan Berenstain. please i need it by 1:30 P.M.!!!!! Please note that no one here will do students' homework for them. Please give your assignment a try. Once

    asked by Anonymous on March 30, 2007
  80. English

    Which one is the correct sentence? If they both need grammar work do tell. a)This gives evidence that people will work hard, but will never receive a fair deal for their effort. OR b)This gives evidence that people will be working hard, but will never

    asked by Alice on March 14, 2011
  81. Chemistry

    I really don't get this. The calculations shown don't make sense. Demonstrate that work is not a state function by calculating the work involved in expanding a gas from an initial state of 1.00: and 10.0atm of pressure to (a) 10,0 L and 1.0 atm pressure.

    asked by Xi on November 28, 2008
  82. HELP MATH !!

    Melanie charges $4.50 per hour when she washes cars, plus $5.00 for supplies. Which function rule represents the amount y Melanie charges to wash cars for x hours? (1 point) a) y = 0.50x b) y = 4.50x + 5.00 c) y = 5.00x + 4.50 d) y = 9.50x The sale price

    asked by kelsey on May 23, 2014
  83. Accounting 10 PLEASE HELP ME!

    Oscar Corp. applies manufacturing overhead to production at 150% of direct labor cost. During 20x5, manufacturing overhead of $180,000 was applied to production; actual manufacturing overhead was $199,000. Beginning Work in Process Inventory was $20,000

    asked by Vanessa on September 9, 2014
  84. Accounting 10

    Oscar Corp. applies manufacturing overhead to production at 150% of direct labor cost. During 20x5, manufacturing overhead of $180,000 was applied to production; actual manufacturing overhead was $199,000. Beginning Work in Process Inventory was $20,000

    asked by Vanessa on September 9, 2014
  85. Accounting 1

    Oscar Corp. applies manufacturing overhead to production at 150% of direct labor cost. During 20x5, manufacturing overhead of $180,000 was applied to production; actual manufacturing overhead was $199,000. Beginning Work in Process Inventory was $20,000

    asked by miguel on September 9, 2014
  86. English Grammar

    You work hard. In this sentence, 'work' is the form of the present tense. We use the base form of a verb for the form of the present tense verb. ----------------------------------- Is my explanation above grammatical? Which one is right, base verb or basic

    asked by John on March 17, 2008
  87. GEOMETRY/PROP 2

    72% of employees bring their children to day-care centers before work. If there are 465 employees, how many do not bring their children to day-care before work ? 72:465 & x:465 is what I started with but I can not get the correct answer. need help.

    asked by Rose on October 15, 2008
  88. Math

    Use the data given below to answer the following questions: 68,63,67,66,65,87,69,61,86,82,28 What is the outlier of the data? Explain why you consider this number the outlier. Calculate the mean of the given data set. You must show your work! Calculate the

    asked by BlackWeb on September 18, 2018
  89. Science

    1. Which of the following is an example of matter A.Leaves B.Shadows C.Light from the sun D.Sound

    asked by Cookie dough on February 20, 2017
  90. physics

    A(n) 86.6 kg person throws a(n) 0.06 kg snow- ball forward with a ground speed of 42.3 m/s. A second person, of mass 41.5 kg, catches the snowball. Both people are on skates. The first person is initially moving forward with a speed of 2.06 m/s, and the

    asked by redwolf on June 24, 2013
  91. social studies

    your town or city is oing to have a culture fair. the fair will introduce people to new cultures. it will also introduce people to new cultures. it will also introduce people to diffferent culures within the United States. write a public service message

    asked by Samantha on February 18, 2010
  92. Langugae Arts

    11. Read the following sentence from “The Balek Scales.” My grandfather was the first person bold enough to test the justice of the Baleks, the family who lived in the chateau and drove two carriages, who always maintained one boy from the village

    asked by Hannah on December 6, 2016
  93. Physics

    A 0.79 kg ball is connected by means of two ideal strings to a vertical, rotating rod. The strings are tied to the rod and are taut. The upper string is 29.0 cm long and has a tension of 29.7 N, and it makes an angle θ2 = 64.0° with the rod, while the

    asked by Ryan on September 30, 2016
  94. Gen chem II

    Calculate the work done when 50.0g of tin dissolves in excess acid at 1.00atm and 25 (degree in celsius) Sn(s)+2H(aq)----- Sn(aq) +H2(g) Assume ideal gas behavior The work done = (pressure)*(increase in volume) The increase in volume is due to the H2 gas

    asked by Farzan on March 5, 2007
  95. psychology and charlene

    MY QUESTION after you read the story: Do you agree/concur with what I told Charlene ? Charlene (who is very thin) went to a coffee shop for lunch and a girl who is there was eating lunch with her brother. The girl saw Charlene eating a bagel and cream

    asked by debbie on June 27, 2008
  96. sc

    The specific heat of concrete is 0.16 kcal/kgC o , and the specific heat of water is 1.00 kcal/kgC o . This means that if 1 kg of ice and 1 kg of water each receives 1 kcal of energy

    asked by Anonymous on February 2, 2014
  97. math

    The table below shows the total number of students in a boxing class at the local gym. The goal for the gym is to have no more than 20% of their students in each class be beginners. Day Number of Beginning Students Total Number of Students Monday 2 15

    asked by jailen on April 19, 2017
  98. English-Writing

    Many students fear the thought of college. It is not only the transition from high school that intimidates them, but large classrooms, two hour seminars, and worse part, the fear of failure is what keeps them from going. Hence either take shorter hours,

    asked by HM on October 7, 2011
  99. gr. 8 math

    skylar wants to join the local gym. the cost in dollars for a membership can be expressed as: 100+39.99m where 100 is the initation fee in dollars, 39.99 is the monthly fee in dollars, and m is the number of months for which a person signs up. How much

    asked by andrew on September 21, 2009
  100. Computer Lit

    Does this look good? It's about Piracy and my position. Computer Piracy What is piracy? Are there pirates running around on the Internet? Piracy is theft, you’re stealing copyrighted work. You’re not stealing if you buy a book, a song on iTunes, or a

    asked by Kevin on June 4, 2015