Questions Asked on
June 24, 2010

  1. college physics

    An 80kg man walks down a ramp that makes a 40 degree angle with the horizontal. By how much does his gravitational potential energy change (in kJ) when he walks 15m down the ramp?

    asked by neosha
  2. chemistry

    what is the explanation of the pure acetic acid?

    asked by Ana
  3. chemistry

    what is the explanation of 0.01M acetic acid ?

    asked by Ana
  4. chemistry

    determine the correct answers to the calculation shown below to the correct number of significant figures? a. (32.453)(34.23+1.17)/(2.26-1.811)(0.00378)=9.671716784=9.7 b. (3.23+0.0018)=3.2318=3.2 c. (82.97-0.012)/(1.100)(21.9)=1651.618364

    asked by Ana
  5. business management and leadership

    Assignment Detail MGT240-1003A-01 Business Management and Leadership Assignment Name: Unit 3 Individual Project Deliverable Length: 2-3 pages Details: Turning a failing organization around is one of the most interesting activities in management. When

    asked by shakela
  6. Math

    what is 525600 min in scientific notation???

    asked by Cantis
  7. Induction to sociology

    Of the different forms of social structure described by Durkheim, Tonnies, and Lenski, which comes closest to matching your social setting? Use the following terms in your explanation: status, role, primary group, and secondary group-

    asked by Donnell
  8. Chemistry

    Prepare a 0.0200 mM dye solution at low pH by dilution 0.40 ml of the stock 0.100 mM chemical X into the appropriate volume of 2.5 M HCl. What is the amount of HCL required for dilution, the final concentration of HCl in the solution, and the pH? I know

    asked by Emma
  9. AED 204

    Can anyone help me answer this question. I need it to be 200 to 300 words. Riley Behler, a third-grade teacher at the Martin Luther King Elementary School, has been asked to see the principal, Erin Wilkerson, after the students leave. Dr. Wilkerson

    asked by Rayna
  10. English

    1. This is a superlative sentence. e.g. Mr. Pitt is the heaviest of the three. 2. This is a comparative sentence. e.g. Emily is taller than Bob. 3. This sentence is in the past tense, so you should use the past form of 'go'. e.g. He (went) to the movies

    asked by rfvv
  11. English

    1. His age is 14. 2. His height is 158cm tall. 3. His weight is 48kg. (Are the sentences all grammatical?) 4. What is the negative sentence of the declarative sentence? When you make a negative sentence, you should put 'don't' before a base verb. (Is this

    asked by rfvv
  12. Math

    Find the mean deviation of 2,4,6,5 and 3

    asked by Adams
  13. trig

    Find the 6 trigonometric function of teta if it's terminal side passes through the point(1,2)

    asked by Ma.Theresa Limjap
  14. chemistry

    determine the correct answers to the calculation shown below to the correct number of significant figures? a. (32.453)(34.23+1.17)/(2.26-1.811)(0.00378)=9.671716784=9.7 b. (3.23+0.0018)=3.2318=3.2 c. (82.97-0.012)/(1.100)(21.9)=1651.618364

    asked by Ana
  15. algebra

    The St. Mark's Community Barbecue served 250 dinners. A child's plate cost $3.50 and an adult's plate cost $7.00. A total of $1347.50 was collected. How many of each type of plate was served

    asked by Denise
  16. chemistry

    carbon disulfide and carbon monoxide are produced when carbon is heated with sulfur dioxide. 5C(s)+2SO2(g)-CS2(I)+4CO(g) a. how many moles of C are needed to react with o.500 mol SO2? 0.500mol SO2 x5C/2SO2=1.25C

    asked by Ana
  17. algebra

    Solve: sqrt (3)b + sqrt (2) = sqrt (7)b - 10 a) none b) (3) c) (-3) d) (-4) i need to know if my answer is correct or not and the answer i picked is a thanks

    asked by kiddo
  18. algebra

    simplify: sqrt (6/11) a) sqrt (66/11) b) 6 sqrt (11/11) c) 6 sqrt (11) d) 6

    asked by kiddo
  19. algebra

    find the distance between (0,-5) and (-6,8) a)6.70 b) 13 c) 14.32 d)3.87 and the answer i picked was c can you tell me if its right or wrong

    asked by kiddo
  20. algebra

    simplify: sqrt (3/8) a)3/4 b) sqrt(3) / 2 sqrt(2) c) 3/ sqrt (2) d)sqrt(6/4)

    asked by ant
  21. algerba

    simplify: 5 / sqrt (7) - sqrt(2) a) sqrt (7) - sqrt (2) b) sqrt(7) + sqrt (2) c) 5 sqrt((7) + sqrt (2))/ 9 d) 1

    asked by ant
  22. algebra

    Simplify: 2 sqrt (3) + 6 sqrt(2) - 4 sqrt(3) + sqrt (2) a) 8 sqrt(2) - 3 sqrt(3) b) 6 sqrt(2) - 8 sqrt(3) c) 5 sqrt(6) d) 7 sqrt(2) - 2 sqrt(3) the answer i picked was d

    asked by ant
  23. algebra

    If you are looking at a graph of a quadratic equation, how do you determine where the solutions are?

    asked by lynn
  24. Redlands

    Your boss has asked you to help new employees understand uses of data in systems-operation management and the various statistical process controls they will experience on a daily basis.

    asked by West Montgomery
  25. algebra

    Ticket Sales Living in or near a metropolitan area has some advantages. Entertainment opportunities are almost endless in a major city. Events occur almost every night, from sporting events to the symphony. Tickets to these events are not available long

    asked by dave
  26. u.s. history

    how did the mexican war help expand the sectional divide in the u.s.

    asked by kurtis allen
  27. american government

    The Constitution was ratified by: a)the people b)the state legislatures c)state conventions d)the Continental Congress IS C OR D CORRECT ANSWER?THANK YOU:))))

    asked by vedrana
  28. Algebra

    What is the perentage (%) of and inflation rate of 3.72103. Also 169.40

    asked by Mayl
  29. statistics

    A sample of 4 different calculators is randomly selected from a group containing 10 that are defective and 35 that have no defects. What is the probability that at least one of the calculators is defective?

    asked by Terrell
  30. algebra

    if x varies inversely as w, and z=40 when w=.06, fine z when w=20

    asked by ben
  31. algebra

    Carl needs to find the number of centimeters in 0.4 kilometer. He is writing a proportion to help find this number.Which ratio should Carl use to finish the proportion?

    asked by cody
  32. Science

    . Which of these processes would NOT be a part of a scientific investigation of an infectious disease? (Points : 1) cataloguing symptoms forming a hypothesis intentionally infecting people researching the disease 2. In an experiment, 20 pea plant seeds

    asked by yakime
  33. Biology

    Which group in an experiment is not exposed to changes in the independent variable? (Points : 1) dependent group control group independent group responding group 9. The different parts of cells that have been broken apart can be separated by the process of

    asked by yakime
  34. research paper on code of medical ethics opinion 5

    I need help with trying to find websites on AMA code of medical ethics opinion 5.07. I am taking a class through penn foster and I am stuck. If anyone could help that would be great! Thanks!

    asked by Jackie
  35. Chemistry

    Solubility of a solute X is 20 g / 100 g of water at 450C and 10 g / 100 g of water at 250C. What happens when a solution of 15 g of X in 100 g of water at 450C is cooled to 250C.

    asked by Angel
  36. college physics

    rearrange the equation T = 2pi(l/g)^(1/2) in the form of y=mx+c where T = dependent variable, L = independent variable, and 2pi and g = constant.

    asked by dennis
  37. psychology

    Brendan is a 17-year-old competitive tennis player who has been referred to a sports psychologist with a specialization in ABA for assistance with some difficulties he has been having with his serve. According to Brendan's coach, he is not hitting the

    asked by hadassa
  38. math116

    I am taking this course.

    asked by aharris21
  39. math116

    How can I write an equation of the linefor example (2,-7) 8x +3y=2. I keep mnissing the most important step. Some of these I have done quite well, like x+6y=9. Please help with the detail because I do remember when to divide.

    asked by aharris21
  40. geometry

    Suppose ÐABC = 30°. If ÐABC is bisected, what would each of the new angles measure?

    asked by Superman
  41. college math

    A piece of land in Ottawa with an area of 0.4 square kilometers is priced at 5600 Canadian dollars. If there are 1.358 Canadian dollars per (U.S.) dollar, then what is the price in dollars per square mile?

    asked by Leissa
  42. college math

    Suppose the eggplants at a store in Thailand are priced at 1.24 baht per kilogram, where one dollar is worth 1.37 baht. What is the price of the eggplants in dollars per pound?

    asked by Leissa
  43. geometry

    René Descartes is credited with?

    asked by Superman
  44. English

    Question: Much of the writing in Animal Farm uses verbal irony or situational irony to make a point. List three examples of verbal or situational irony and then state what is really meant in the passage or what actually happens in the plot. Answer: Animal

    asked by AyPa
  45. communication

    Which of the following is a characteristic of communication in high-context cultures? Written agreements are binding. There is reliance on nonverbal signs to communicate. Oral agreements are not binding. There is a preference for direct communication.

    asked by anna
  46. physical science

    if the initial orbital is 3 and the ending orbital is 2, what is the wavelength?

    asked by ashley
  47. Statistics

    The archeological site of Tara is more than 4000 years old. Tradition states that Tara was the seat of the high kings of Ireland. Because of its archeological importance, Tara has received extensive study (Reference: Tara: An Archeological survey by Conor

    asked by Jerome
  48. Statistics

    Use the list of random numbers given below to simulate the outcomes of tossing a quarter 11 times. Assume that the quarter is balanced (i.e., fair) and an even digit is assigned to the outcome heads (H) and an odd digit to the outcome tails (T). 9 1 9 7 2

    asked by John
  49. Statistics

    In your biology class, your final grade is based on several things: a lab score, score on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 25% of your total grade, each major

    asked by John
  50. Statistics

    As x increases, does the value of r imply that y should tend to increase, decrease, or remain the same? Explain. ( Since r is zero, as x increases, y decreases. Since r is negative, as x increases, y remains the same. Since r is negative, as x increases, y

    asked by alex
  51. Statistics

    Find z such that 20.3% of the standard normal curve lies to the right of z. 0.831 0.533 -0.533 -0.257 0.257

    asked by alex
  52. Statistics

    Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of 50

    asked by stan
  53. Statistics

    Assume that about 45% of all U.S. adults try to pad their insurance claims. Suppose that you are the director of an insurance adjustment office. Your office has just received 110 insurance claims to be processed in the next few days. What is the

    asked by stan
  54. it240

    You are the network administrator for a company that has a peer-to-peer network. How would the pieces and components of this network relate to each other? Define all of the components of this type of network.

    asked by jack westly
  55. communication

    The emphasis given to one or more words in a sentence is: volume. stress. pitch. tone of voice.

    asked by anna
  56. English

    Question: When an animated cartoon was made of Animal Farm, it was given a happy ending. Animals everywhere hear that Napoleon has betrayed the cause of animalism. They join in a second revolution and succeed in overthrowing him. This leads to the

    asked by AyPa
  57. communication

    Repeating in your own words the verbal content of the critic's message is: paraphrasing. checking for feelings. checking for inferences. buying time with limited agreement.

    asked by anna
  58. algebra

    Solve: 1 + sqrt (6 -n) = 3 a) (-2) b) none or 0 c) (2) d) (2,-2)''. c

    asked by anthony
  59. algebra

    Simplify: sqrt (21) (sqrt(7) + sqrt(3)) a) 7 sqrt (3) + 3 sqrt(7) b) 7 sqrt(3) + sqrt (3) c) sqrt (210) d) sqrt (147) + sqrt (63)''. a

    asked by anthony
  60. algebra

    simplify : sqrt (12) - sqrt (27) a) - sqrt(15) b) -15 sqrt (3) c)- sqrt (3) d) -5 sqrt (3)

    asked by anthony
  61. chemistry

    Fe+O2+H2o - ??????????/

    asked by FATEMA CHOWDHURY
  62. English

    Question: Several of the characters in The Odyssey experience conflicts. List three characters, state their conflicts, and briefly tell how they resolve them. Answer: 1.Odysseus The story focus on his trials at sea and on land and how, once he gets home,

    asked by AyPa
  63. math

    Perform the addition on the 12-hour clock. 5 + 11 (Points : 1)

    asked by kim
  64. English

    1. In The Odyssey, what prophecy of Teiresias and Circe does Odysseus withhold from his men? A-Odysseus and his crew will return triumphant to Ithaca. B-The sailors adventure will last another ten years. C-Only Odysseus will survive and return home.

    asked by AyPa
  65. math

    find the angle that is coterminal to 525 degrees and lies between 0 degrees and 360 degrees? 165 degrees 255 degrees 195 degrees 345 degrees

    asked by Brittany
  66. math

    a couple deposits $4000 in an account that pays 5.9% annual interest compounded quarterly. What will be the value of their investment after 20yrs

    asked by charissa
  67. Statistics

    Assume that about 45% of all U.S. adults try to pad their insurance claims. Suppose that you are the director of an insurance adjustment office. Your office has just received 110 insurance claims to be processed in the next few days. What is the

    asked by stan
  68. Statistics

    Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of 50

    asked by stan
  69. Eng

    I am writing a paper on the novel Wide Sargasso Sea by Jean Rhys. Can someone please help me with my thesis statement.. this is what I have so far.. The novel’s two main characters are Antoinette and her husband Rochester. Both are from two different

    asked by Mary
  70. Communication and Gender Studies

    What are some questions used to address social learning theory from Albert Bandura?

    asked by Breanna
  71. math

    If the sides of a box all double in length, by how much does its volume increase? By a factor of 2 By a factor of 4 By a factor of 6 By a factor of 8 Explain your answer.

    asked by M.A.
  72. business

    what is a business scenario

    asked by secret
  73. English

    1.In The Odyssey, what prophecy of Teiresias and Circe does Odysseus withhold from his men? A-Odysseus and his crew will return triumphant to Ithaca. B-The sailors adventure will last another ten years. C-Only Odysseus will survive and return home.

    asked by AyPa
  74. algebra

    5/7-3/4=

    asked by Kaley
  75. Trigonometry

    I am trying to help my son with his math, but I am stuck! The advertisement for a new shoe promises runners less slip. The coefficient of friction (μ) between concrete and a new material used in the sole of this shoe is 1.5. The force of friction that

    asked by Mary
  76. latin

    decline agricola bonus please.

    asked by Amy
  77. Trigonometry

    The advertisement for a new shoe promises runners less slip. The coefficient of friction (μ) between concrete and a new material used in the sole of this shoe is 1.5. The force of friction that causes slip is equal to mg sinθ, where m is a runner’s

    asked by Mary
  78. algebra

    simplify the following radical expression; 4 sqrt (81/16) a) 2/3 b) 2 c) 3 d) 3/2

    asked by anthony
  79. algebra

    simplify the following radical expression: sqrt (x) * sqrt (x) a) x b) sqrt (x) c)2 d) no soltuion exists just need to know if my answer is correct or not and i picked a

    asked by anthony
  80. algebra

    simplify the following radical expression: sqrt (3) * sqrt (3) a) 3 b) sqt (3) c) none or 0 d)1 just need to know if my answer right or wrong a

    asked by anthony
  81. algebra

    solve:t - sqrt(6t - 9) = 0 a) none or 0 b) (-3,3) c) (3) d) (-3) c

    asked by anthony
  82. Human Biology

    For a portion of Junior year next year, we're supposed to build a human skeleton out of anything we can find. So most people build them out of styrofoam or clay. Do you think building a skeleton out of twigs would be creative and/or relatively easy?

    asked by Megan
  83. chemistry

    A solution is made by mixing 35.0 mL of toluene C6H5CH3d=0867gmL with 125.0 mL of benzene C6H6d=0874gmL. Assuming that the volumes add upon mixing, the molarity (M) and molality (m) of the toluene are how do you find the L of SOLUTION

    asked by J
  84. chemistry

    The solubility of borax is directly proportional to temperature. Therefore, the sign of H is A. negative B. positive C. unknown with the given information is the answer b?

    asked by J
  85. day care

    How you would design the children's play environment based on piaget's theory? Thankyou

    asked by shashi
  86. Business

    How has the control mechanisms impacted the four functions of management in the Coca Cola Corporation?

    asked by Angel
  87. Algebra

    Living in or near a metropolitan area has some advantages. Entertainment opportunities are almost endless in a major city. Events occur almost every night, from sporting events to the symphony. Tickets to these events are not available long and can often

    asked by Dez
  88. Physics

    If a metal with a threhold frequency of 1.1 x 10^15 Hz is illuminated by light with a wavelength of 170 nm, then the maximum kinetic energy of the emitted photoelectron will be? this is my solution: h= 6.63 x 10^ -34 J.s c = 3 x 10^8 m/s Wavelength= 1.7 x

    asked by Marium
  89. chemistry

    A solution is made by mixing 35.0 mL of toluene C6H5CH3d=0867gmL with 125.0 mL of benzene C6H6d=0874gmL. Assuming that the volumes add upon mixing, the molarity (M) and molality (m) of the toluene are so the L of solution is...? 35ml + 125ml and then

    asked by J
  90. English

    1. You should write down your age, height and weight on the paper. Looking at them, introduce yourself. 2. Yous should write down the information about your age, height and weight on the paper. With them, introduce yourself. 3. You should write down the

    asked by rfvv
  91. algebra

    simplify: sqrt (121/9) a) 11/3 b) sqrt (11/3) c) sqrt(11 / sqrt 3) d)3 sqrt (11) a is the answer

    asked by anthony
  92. algebra

    simplify: sqrt (7/9) a0 sqrt (7) b) sqrt (63/3) c) sqrt (63/3) d) sqrt (7/3) d

    asked by anthony
  93. algebra

    simplify: sqrt (28) a) 4 sqrt (7) b) 7 sqrt (2) c) 2 sqrt (7) d) sqrt (7) c im just making show that they are correct sorry for posting up so many

    asked by anthony
  94. algebra

    simplify: sqrt(24) a) 6 sqrt (2) b) 4 sqrt (6) c) 4 sqrt (2) d) 2 sqrt (6) d

    asked by anthony
  95. algerba

    simplify: sqrt (6/11) a) sqrt (66/11) b) 6 sqrt (11/11) c) 6 d) 6 sqrt (11)

    asked by anthony
  96. Fundamentals

    A trader bought a stock for $20 then sold it for $30. He bought it back for $38 and then sold it again for $48. How much did he gain or lose on these transactions? $10 gain?

    asked by Leissa
  97. Science

    Give examples of how humans have increased their food supply and what effects these methods have on the environment overall.

    asked by Anonymous
  98. Chemistry

    Thinking about the uses of radioactive isotopes, which statement is true? A. The iodine isotope, I-27, is used to diagnose thyroid disorders. B. Radiation may be detected because it ionizes the atoms it affects. C. It’s clearly understood that

    asked by Sadie
  99. Chemistry

    What occurs in the process of ionization? A. Acids dissociate to produce hydroxide ions, as their only negative ions. B. Strong bases ionize almost completely yielding a maximum quantity of hydrogen ions. C. Stationary solid ions are produced. D. Ions are

    asked by Sadie
  100. Math

    For each of the following quadratics, determine if the equation has a max or a min, determine the value of the max or min, the direction of opening and the vertex. y = -2(x + 3)2 – 4 y = 4(x – 3)2 + 7 y = -x2 y = -½(x + 6)2

    asked by Ryan
  101. eth 125

    How has the American history of African slavery influenced our contemporary society? Provide three examples you believe to be most significant.

    asked by Anonymous
  102. computers

    How do you get scareware out of your system?

    asked by Ariel
  103. Accounting

    Use the following adjusted trial balance of Webb Trucking Company to prepare a classified balance sheet as of December 31, 2005.Account Title Debit Credit Cash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ 7,000 Accounts receivable . . . .

    asked by Bongie
  104. Statistics

    Find z such that 20.3% of the standard normal curve lies to the right of z. 0.831 0.533 -0.533 -0.257 0.257

    asked by John
  105. Finance

    Suppose two athletes sign 10-year contracts for €80 million. In one case, we are told that the €80 million will be paid in 10 equal installments. In the other case, we are told that the Euros €80 million will be paid in 10 installments, but the

    asked by Yesica
  106. Chemistry

    If Kc = 7.5E-9 at 1000K for the reaction N2(g)+ O2(g)2NO(g), what is Kc at 1000K for the reaction 2NO(g)N2(g)+ O2(g)?

    asked by Deborah
  107. english

    What are the characteristics of orientalism

    asked by Jim
  108. Physics

    A solenoid is 10.0 cm long, has a radius of 0.500 cm and has 8000 equally spaced loops. What angular frequency needs to drive this inductor so that it has a reactance of 6.000e+3 ohms?

    asked by Drew
  109. college biology

    Why does hyaluronidase enhance the diffusion of injected drugs?

    asked by Ramata
  110. chemistry

    What is the percentage of water to the nearest tenth in this compound?Ba(OH)2*8H2O

    asked by clancy
  111. Probabilty

    There is a large jar of marbles, containing red, blue, yellow, black and white marbles. How many marbles must you draw(without looking) from the jar to be sure of getting at least three of one color? I have a similar question with socks: 10 white, 6 black,

    asked by Melisa
  112. AED

    Assess Leslie's teaching using the effective teaching characteristics outlined in Figure 11.1. I can't figure out what i am suppose to do

    asked by Anonymous
  113. Communication and Gender Studies

    How does the English language that is spoken in the US accomplish how we portray men as serious? How do we describe them by their activities and accomplishments, particularly compared to language about women? What are the sorts of nicknames that we have

    asked by Alyssa
  114. Sci120: Dependance of man on the enviroment

    bogus analysis using quasi-scientific jargon, but has little or no objectivity

    asked by Regina