Questions Asked on
June 28, 2010

  1. chemistry

    How much limestone (CaCO3) in kilograms would be required to completely neutralize a lake with a volume of 5.2 x 10^9L . The lake contains 5.0 x 10^-3 moles of H2SO4 per liter?

    asked by seth
  2. english

    help diagram sentence: Sandra and I are planning to go to the mall tomorrow, but today I am working on my paper.

    asked by brandon
  3. chemistry

    B. What is the electron configuration of an isolated Fe3+ cation? (Use notation like [Ne]3s^23p^6 for your answer) i put [Ar]4s^23d^3 but i got it wrong i don't know why

    asked by Judy
  4. English

    I need some help again with these.I have to correct faulty parallelism in the following sentences. I think I have corrected a couple but some I need help on. 1. Activities on Wednesday afternoons include fishing trips, dance lessons, and computers. 2.

    asked by Roger
  5. Grade 11th Chemistry

    How many molecules of water and oxygen atoms are present in 0.9g of Water. this numerical is based on Mole Concept. Kindly solve it!!!

    asked by Akash
  6. physics

    a bullet of mass of 12 grams is fired into a large block of mass 1.5 kg suspended from light vertical wires. the bullet imbeds in the block and the whole system rises 10 cm. find the velocity of the bullet just before the collision.

    asked by erin
  7. Equation

    Write an equation of the line satisfying the given conditions. Slope = 0; y-intercept of 7 Is this correct y= 7x or y = 7 (I think it is the first one)

    asked by Lisa D
  8. chemistry

    How many grams of Iodine, I2 must be dissolved in725ml of carbon disulfide, CS2 (d=1.261 g/ml), to produce a 0.236m solution?

    asked by Ashely
  9. English

    Can you please help me? I have put in some that I think is right but it doesn't look right. The direction goes as follows; Edit the following sentences to correct errors in pronoun reference. In some cases you will need decide on an antecedent that the

    asked by Roger
  10. Physics

    A football player punts the football so that it will have a hang time of 4.5s and land 46m away. If the ball leaves the player's foot 1.5m above the ground, what must be (a) the magnitude and (b) angle (relative to the horizontal) of the ball's initial

    asked by Pat
  11. algebra 2

    Ryan has the numbers 1–30 listed on individual index cards. If Ryan randomly selects 1 card, what is the probability that it will be a multiple of 3 or a multiple of 11?

    asked by Anonymous

    1. Which type of after-school game is usually most successful with younger children? A. Highly structured group games B. Noncompetitive, physical games C. Individual, quiet games D. Educational reading and writing games 2. One of the primary concerns of

    asked by Anonymous
  13. Physics

    A boxer punches a 50 Kg bag. Just as his fist hits the bag, it travels at a speed of 7 m/s. As a result of hitting the bag, his hand comes to a complete stop. Assuming that the moving part of his hand weigh 5 Kg, calculate the rebound velocity and kinetic

    asked by physics
  14. grammar

    What the adverb that modifies the adverb in the sentence. She drives very gracefully.

    asked by landin
  15. math

    Find the measure of angle DBC if the measure of angle ABD is 36 degrees and the measure of angle ABC is 74 degrees.

    asked by liz
  16. health

    18. Which of the following best describes the overall function of hormones? A. To control physiological processes in the body B. To provide a pathway for nerve messages C. To stimulate the growth and maturation of body organs D. To determine masculine or

    asked by Jackie
  17. health

    12. A person with an injury to the extrinsic muscles of the eye would find it difficult to A. focus light onto the retina. B. interpret visual input. C. move the eyeball. D. control the amount of light entering the eye. Maybe C.?

    asked by Jackie
  18. chemistry

    In the reaction of hydrogen peroxide with iron (II) ion in acidic solution to form iron (III) ion and water, the oxidizing agent is is it Fe?

    asked by Judy
  19. communication

    An important contribution of goals to your life is that they prevent a __________ of effort. focusing concentration scattering curtailment

    asked by ros
  20. chemistry

    a sample of H2O with a mass of 46.0 grams has a temperature of -58.0 degress celcius. how many joules of energy are necessary to melt 46.0 grams of ice?

    asked by stephanie
  21. social studies

    "India we all know is a super diversified state,different varieties are visible here."In the light of this statement what is the role of politics and how far it unities and divides the country?

    asked by Ishant
  22. Math

    I need help with these 3 problems. 1. An amusement park charges admission plus a fee for each ride you go on. 2 admissions and 5 rides cost $22. 2 admissions and X rides cost $24. What is the charge for 1 admission and the charge for 1 ride. 2. Find the

    asked by Jessica
  23. alg

    Which of the following represents the data in the table? x y 3 5 6 2 1/2 9 1 2/3 12 1 1/4 15 1 a) xy = 3 b)y = 15x c) y = 15 / x d)15 = x / y c

    asked by sean
  24. alg

    Which of the following is equivalent to the rational number [3x / 4x]? a) 6x / 8x b) 12x / 24x c) 48x / 56x d) 3x / 5x a

    asked by sean
  25. Chemistry (algebra I problem)

    I feel really dumb because I cant figuer out this simple algebra I problem... 84. The diameter of a copper (Cu) atom is roughly 1.3 x 10^-12 m. How mnay times can you divide devenly a piece of 10-cm copper wire until it is reduced to two separate copper

    asked by Kate
  26. math

    Arrange 1764 bottles in a shape of a square so the columns and rows are equal in number. How many bottles are there in each row?

    asked by VAN
  27. alg

    what is the non-permissible value for the rational expression y + 5 / x - 3? a) x = 0 b) x = 3 c) y = 3 d) y = 0 c

    asked by sean
  28. health

    12. A pathology report shows adenocarcinoma. What type of information should also appear in this report? A. Tissue structure B. Presence of cancer in an organ C. Condition of a particular organ D. Condition of the heart I think the answern is A.

    asked by Jackie
  29. math

    100 to 15 ratio

    asked by jerry
  30. U.S. Politics

    Hi, I'm back again. You might see me post some questions from time to time over my summer holidays, but it's not about homework. I am willing to learn a few things over the break. Anyways, what is an electoral vote that is needed for a U.S. presidental

    asked by AL 92
  31. college

    A participant in a cognitive psychology study is given 50 words to remember and later asked to recall as many as he can of them. This participant recalls 17. What is the (a) variable, (b) possible values, and (c) score?

    asked by Anonymous
  32. math

    Hi I need help with this exponent problem. (x^-1 + y^-1)^-2 thank you

    asked by jen
  33. math

    hi I have a question about simplifying how do you simplfy this 1/(1/x + 1/y)^2 to this (xy)^2/(y+x)^2 thank you

    asked by jen
  34. U.S. presidential election

    There's 1 more question that I'd like to know relating to elections. What if Al Gore won the 2000 election instead of George W. Bush? Do you think the United States would have been a different country until 2009?

    asked by AL 92
  35. Math

    Soybean meal is 18% protein; cornmeal is 9% protein. How many pound of each should mised together in order to get 560-lb mixture that is 13% protein? How many pounds of the cornmeal should be in the mixture? How many pounds of the soybean meal should be in

    asked by Danie
  36. health

    Please help as this is so confusing tome! 25. In addition to the nucleus, cytoplasm, and cell membrane, a single neuron possesses A. one dendrite and several axons. B. several dendrites and one axon. C. many nuclei and one neurilemma. D. one nucleus and

    asked by Jackie
  37. physics

    a 20 g ball of clay traveling east at 2.0 m/s collides with a 30 g ball of clay traveling 30m degrees south of west at 1.0 m/s. what are the speed and direction of the resulting 50 g of clay?

    asked by mary
  38. math

    Soybean meal is 18% protein; cornmeal is 9% protein. How many pound of each should mixed together in order to get 360-lb mixture that is 13% protein

    asked by Danie
  39. Algebra 1

    How do I solve a quadratic equation?

    asked by Ashley
  40. Biololy

    In the genetic investigations with C-Fern Lab: what can you determine about the pattern of inheritance from the compiled data?

    asked by Ashley
  41. economics

    a statement that best reflects an evaluation of monolopy firms is that

    asked by Anonymous
  42. statistics

    Prep Courses? Scores for men (nationwide) on the verbal portion of the SAT test are normally distributed with a mean of 509 and a standard deviation of 112. Randomly selected men are given the Columbia review course before taking the SAT test. After the

    asked by STatistic
  43. CJA/363

    Due Week 1 Day 5 (Due Saturday) Please post your response to the following discussion questions by clicking Reply. 1. What is an example of an effective presentation within the criminal justice system? How does an effective presentation relate to effective

    asked by Florence
  44. communication

    Social science research indicates which one of the following sequences of events? Person achieves goal >person develops self-esteem > person establishes goal > person pursues goal Person pursues goal > person establishes goal > person develops self-esteem

    asked by ros
  45. chemistry

    Which of the following safety precautions is necessary for the 'Preparation of a Complex Iron Salt' experiment? A. Oxalate compounds are easily absorbed through the skin and toxic to kidneys use gloves while handling. B. Ethanol is flammable avoid ignition

    asked by Judy
  46. communication

    According to the technique of priority setting on the job, the worker: tells the boss which goals should have the highest priority. gives the highest priority to goals that fit the values. diligently pursues the most important goals. diligently pursues

    asked by ros
  47. chem121

    how many moles AL(OH)3 are required to completelyreactwith 2.75 molesof H2SO4?

    asked by ngugi
  48. com285

    Which of the following is NOT a gatekeeper? A. The HR director of a large university who screens all internal applicants for eligibility before sending applications to the interviewers for a specific position. B. An account executive who approves a

    asked by Jaci
  49. middle childhood

    when you fail to remember something due to retrieval failure the fault is likely to reside in

    asked by linda
  50. PSYCH 21O

    Explain, in a 200- to 300-word response, the biomedical approach as well as the psychodynamic, humanistic-existential, behavior, and cognitive approaches to psychotherapy

    asked by Dr H
  51. Business Communications

    Which of the following would NOT be related to a discourse community in a factory? A. Additional funding has been allocated for the research and development of more energy-efficient manufacturing. B. Certain topics should not be brought up in the presence

    asked by Jaci
  52. communication

    The concept of "work ethic" is closely linked to motivation because: motivation and ethics each guarantee you will work hard. people with a strong work ethic believe in hard work. people with a strong work ethic always are successful. motivation and ethics

    asked by ros
  53. eth

    • The terms Hispanic and Latino are umbrella terms for people from many different Spanish-speaking cultures in the Western Hemisphere. Although the grouping includes a wide range of cultures there is evidence of the formation of a panethnic identity.

    asked by shelia
  54. Equation

    Solve the quadratic equation. 12x2 + 23x + 10 = 0 A.5/4,2/3 B. 5/12, 1/5 C. 5/4, 2/3 D. 5/4, 2/3

    asked by Lisa D
  55. math

    factor: v^2 - 4u^2

    asked by Hannah
  56. communication

    A strong need for achievement is characterized by: a desire to control others. a desire to achieve friendships. joy in accomplishment for its own sake. happiness with modest accomplishments.

    asked by ros
  57. Discriminant

    v2 - 7v + 5 = 0 A. 2 B.1 C. 0 Ok, I am clueless on this one??

    asked by Lisa D
  58. latin

    Can you outline points with reasons as to what is the future of this pan-ethnicity?

    asked by shelia
  59. chemistry

    The pH of a solution is measured to be 5.4. Calculate the following: a) [H3O^+] b)pOH c)[OH^-]

    asked by Jay
  60. chemistry

    How do you determine if a salt is behaving as an acid or base?

    asked by Mark
  61. Eduation

    Solve the linear equation.Please explain.Thanks f/3 -3=1 A.-10 B.-12 C.10 D.12

    asked by Lisa D
  62. math

    solve for x : -1/3 = 1/2x - 7/14

    asked by Hannah
  63. chem

    Maleic acid is an organic compound composed of 41.39% C, 3.47% H, and the rest oxygen. If 0.250 mol of maleic acid has a mass of 29.0 g, what are the empirical and molecular formulas of maleic acid?

    asked by casi
  64. Line segment

    Find the other endpoint of a line segment with the given midpoint and one endpoint Endpoint: ( 6, -1); Midpoint: 15/2, 2 A. 9,5 B. 2,15/2 C. -3, -6 D. 15, 4

    asked by Lisa D

    Would this be a oxymoron ? Looking forward to this new goal I finally achieved.. I mean lets say I got this job but I didn't start working yet but I am looking forward to it ... is the statement above a oxymoron ?

    asked by Rima
  66. math, Calculus

    Need help with these calculus questions, would really appreciate it. Heres a link to the question sheet, i scanned it and put it on since I'm not sure how to type it up. Would really appreciate the help thank

    asked by Leo
  67. Chemistry

    what is the net ionic equation for NaH + H2O= NaOH +H2

    asked by Alonda
  68. math

    what is the dimension of a rectangle whose perimeter is 228 and the length isf 42 feet longer that it is wide?

    asked by Anonymous
  69. physics

    A 1210 N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1820 N crate hangs from the far end of the beam. The angle between the beam and the horizontal is 30 degrees upwards and the angle between

    asked by josh
  70. Health

    During an emergency room examination for an injured arm, the physician palpates the arm's entire lengh, starting at the shoulder and ending at the fingers of the hand. THis process takes him from a/an------ position.

    asked by Angel
  71. Math

    A furniture company displays bedroom sets which require 21 square meters of space and living room sets which require 42 square meters of space. The company, which has 546 square meters of available space, wants to display at lease 6 bedroom sets and

    asked by Kathryn
  72. Math 117

    Describe a process you can use to factor out the GCF of a Polynomial.

    asked by Crystal
  73. chemistry

    100 million automobiles contains 1.1 kg of CFC-12 and leaks 25% of its CFC-12(CF2Cl2) into the atmosphere per year, how much Chlorine in kilograms is added to the atmosphere each year due to auto air conditioners?

    asked by jeff
  74. chemistry

    How much limestone (CaCO3) in kilograms would be required to completely neutralize a 5.2 x 109 --L lake containing 5.0 x 10 -3 of H2 SO4 per liter?

    asked by seth
  75. math

    Show how to slice a cylindrical piece of cheese into eight congruent pieces with three slices.

    asked by Wendy
  76. math

    The price of an antibiotic decreased from $86.25 to $52.75 for a bottle of 100 tablets. Find the ratio of the decrease in price to the original price.

    asked by ashleigh
  77. HCA/210

    My final assignment is due for my HCA/210 I have to come up with 700-1050 words on the following: Develop a unique proposal that describes a new health care system. Consider the current health care systems strengths, weaknesses, and challenges. Also

    asked by Nikol
  78. HCS/310

    Need help answering question: How could health care be financed in the future? as to an article or website with information. Thank you

    asked by Julissa
  79. finance

    The capital structure of William Corporation limited consists of an ordinary share capital of Rs.20 lakhs (shares of Rs.100 per value) and Rs.20 lakhs of 10% debentures. The unit sales increased by 20% from 2,00,000 units to 2,40,000 units, the selling

    asked by selvi

    Obtain an initial and optimum solution to the following transportation problem using Vogel’s Approximation method. To Available 7 3 2 2 2 1 3 3 3 4 6 5 Demand 4 1 5

    asked by selvi
  81. Medicine

    Why do you want to become a doctor? Please answer thank you!!!

    asked by Zacky
  82. operations research

    4. An R & D project has a list of tasks to be performed whose time estimates are given in the table R & D project Time estimates Activity i - j Activity Name Time (days) To Time (days) tm Time (days) tp 1-2 A 4 6 8 1-3 B 2 3 10 1-4 C 6 8 16 2-4 D 1 2 3 3-4

    asked by selvi
  83. business

    does garmex offer early childhood courses

    asked by marsha
  84. Medical Terminology

    Devise memory aids for any five terms relating to the musculoskeletal system?

    asked by Randi
  85. chemistry

    A volatile liquid was allowed to evorate in a 43.298g flask that has a total volume of 252mL.the temperature of the water bath was 100 celsius at the atmospheric pressure of 776 torr.the mask of the flask and condensed vapor was 44.173g.calculate the molar

    asked by Jetta
  86. Business Coomunication

    Claim Letter: Parking Issue Affects Company Interns Watkins Industries owns several condominiums used to house its interns during their short-term assignments. In your position as a human resources manager, you received the following email from one of the

    asked by Hamza

    The density of a bottle is 100 and its mass is 50.What is its volume

    asked by AGYEMANG
  88. physics

    If 30 N of force is exerted over an area of 20 m2, how much pressure is being applied?

    asked by lee
  89. math

    factor: 3y^2 - 22y + 24

    asked by Hannah
  90. statistics

    Why are measures of variability essential to inferential statistics?

    asked by Jill
  91. History check

    Which of the following principles does NOT have the purpose of restricting the power of any part of the government? =Democracy Federalism checks and balances seperation of powers

    asked by Ariel
  92. Government Check

    Which of the following is NOT a reason why the Framers opposed direct democracy? =a.)They thought direct democracy is impractical in large countries like the United States. b.)They did not believe in consent of the governed. c.)They did not trust the

    asked by Ariel
  93. math

    between which two digits should a decimal point be placed so the value of the resulting number is 8.7654321 x 10^4 ?

    asked by peter
  94. math

    at a grand opening of a store, every 3rd person is given a balloon, and every 7th person is given a $5 coupon. if a person is selected at random from the first 100 people to shop there, whats the probability that the person will be given a balloon and a

    asked by peter
  95. alg

    What is the value of the expression 2x^2 y /4xy when x = 2 and y = 1? a)1 b)2 c)3 d)4 Just need to know if my answer is right or wrong and i picked a

    asked by sean
  96. algebra

    what is the value of the expression 5x^2y / 5x - y when x = 4 and y = 2? a) 8 / 1 b) 60 / 3 c) 80 / 9 d) 16 / 5 c

    asked by sean
  97. algebra

    what is the non-permissible value for the rational expression y + 5 / x - 3? a) x = 0 b) x = 3 c) y = 3 d) y = 0 b

    asked by sean