Questions Asked on
June 18, 2010

  1. chemistry

    what pressure (in atm) is exerted by a column of mercury 1.4O high? The density of mercury is 13.5951 g/cm3.

    asked by Alex
  2. Calculus

    A cylindrical metal can is made to hold 500ml of soup. Determine the dimensions of the can that will minimize the amount of metal required(assume that the top and sides of the can are made from metal of the same thickness

    asked by Adeola
  3. English

    What is the meaning of the following lines said in the book or play Macbeth? As whence the sun 'gins his reflection Shipwracking storms and direful thunders break,So from that spring whence comfort seemed to come Discomfort swells. It was said by sergant

    asked by Gagan
  4. chemistry

    I posted this que before but got no answers pls help me :( A voltaic cell is made by placing an iron electrode in a compartment in which the Fe2+ concentration is 2.0 ´ 10-5 M and by placing a Pt electrode in the other compartment, in which the H+

    asked by ibbi
  5. Elective Child Daycare Management

    1. Which one of the following statements uses language best to present a clear picture of a child's behavior? A. Leslie ran to the door, greeting his mother with open arms. B. Carolyn carried her books to the table. C. Marshall handed the truck to Jacob.

    asked by Alyssa
  6. Spanish

    How do I say the following numbers in spanish words? 275,000 827 3,900,000 530,000

    asked by Kayleigh
  7. chemistry

    If 20 mL of 0.10 M NaOH are added to 30 mL of 0.20 M HOAc, what is the pH of the resulting solution? (Ka = 1.8 ´ 10-5 for HOAc.)

    asked by david
  8. Production and operations management

    What are the advantages and disadvantages of reverse engineering

    asked by Special
  9. Science

    A 44 g piece of ice at 0 degrees celsius is added to a sample of water at 7 degrees celsius. all of the ice melts and the temperature of the water decreases to 0 degrees celsius. How many grams of water were in the sample?

    asked by scott
  10. american history

    who resigned in november 1861 due to age and physical infirmities?

    asked by mia
  11. Economic

    1.The most important tool the Fed has to control the money supply is a. changing the federal funds rate. b. changing the required reserve ration. c. open market operations. d. changing the discount rate 2. Banks use their excess reserves to a. make new

    asked by Bree
  12. geometry

    lengths of diagonals of a rhombus are 12 cm and 16 cm respectively. Find the length of the side of rhombus.

    asked by mishika
  13. Algebra

    Need to get these problems checked-- 31. Determine whether the sequence 7, 21, 35, 49 is geometric. If so, find its common ratio. a. no b. yes, common ratio of 14 c. yes, common ratio of 12 I'm stuck between A and B.. 32. What are the next three terms of

    asked by mysterychicken
  14. american history

    which union commander was directed to attack the principal confederate army?

    asked by stefany
  15. physics

    A certain spring elongates 9 mm when it is suspended vertically and a block of mass M is hung on it. The natural frequency of this mass-spring system is: a)0.014 b)5.3Hz c)31.8Hz d)181.7Hz e)need to know M please explain the answer....and hope to answer

    asked by heba
  16. home economics

    what was the meaning of home economics',,,really need to know,,,

    asked by shin-hye
  17. Math

    Probably quite easy but I am stuck :/ 3d+6e

    asked by Eloise
  18. american history

    what was the name given to the confederate cavalry?

    asked by mia
  19. american history

    how did general U.S grant become famous during the winter of 1861-1862

    asked by mia
  20. Society

    What do you think a good third world city or a major city in a poor developing country would be a good one to write an urbanization report and trends on? I have to have a major city in the country? I just want advice if anyone knows what one would be good

    asked by JC
  21. Government/Economics Check

    Out of 48 questions I struggled with these. Could someone please check? These are multiple choice questions, so if I'm incorrect I can re evaluate my other choices. 1.) A system of social control under which a particular group has the power to make and

    asked by Ariel
  22. history

    I'm stuck on these history questions, and the textbook is not clear on the answer (I hate it when that happens!). I'd really appreciate it if someone could help me ASAP on this as I need to submit this tomorrow (especially Ms. Sue! Please help me out!)

    asked by Meeha
  23. economic

    1)If the transactions approach to measuring money is used, then the money supply consists of a. transaction deposits only. b. currency, checkable and debitable deposits, and traveler's checks. c. currency and transaction deposits only. d. currency only.

    asked by henry
  24. american history

    jefferson davis confederacy was facing problems getting ready for the war.what was his major 2 problems?

    asked by mia
  25. Economics

    You have opened your own word-processing service. You bought a personal computer, and paid $5,000 for it. However, due to the cost changes in the computer industry, the current price of an equivalent machine is $2,500. You could sell any used machine for

    asked by Anonymous
  26. spanish

    que tenemos nosotros en la clase

    asked by ruth opoku
  27. english

    Can you unscramble this word natcehtnenm

    asked by unscamble these following letters natcehtnenm
  28. Math

    The park has an area of about 25cm^2 on the map and a map has a scale of 1:15000. calculate the area of the park on the ground. give answer to Km^2

    asked by Tim
  29. Calculus

    The position at time t, in seconds of an object moving along a like is s(t)= 3r^3 - 40.5t^2 + 162t fot 0

    asked by Adeola
  30. american history

    what is paper blockade? and ninety day gunboats?

    asked by stefany
  31. math

    Barges from ports X and Y went to cities A and B. X sent 32 barges and Y sent 8. City A needs 22 barges and B needs 18. Shipping costs $220 from X to A, $300 from X to B, $400 from Y to A, and $180 from Y to B. $9280 was spent. How many barges went where?

    asked by ginger
  32. physics

    the coefficient of kinetic friction between the two blocks shown is 0.26. The surface of the table and the pulleys are frictionless. (b) Determine the magnitude of the acceleration of each block. Find the tension in the strings

    asked by please help quick
  33. math

    factor 6x^2+17xy+12y^2

    asked by n
  34. Algebra--One Quick Question

    31. Determine whether the sequence 7, 21, 35, 49 is geometric. If so, find its common ratio. a. no b. yes, common ratio of 14 c. yes, common ratio of 12 B? Thanks -MC

    asked by mysterychicken
  35. algebra

    Simplify: 2 sqrt (3) + 4 sqrt (3) a) 18 b) sqrt (9) c) 8 sqrt (3) d) 6 sqrt (3) d

    asked by anthony
  36. algebra 2

    can somebody tell me how I am to solve this problem? x+8)(x-19)(x+3)>0 A. The solution set is {x|___} B. The solution is all real numbers. C. There is no solution.

    asked by Nick
  37. Criminal Justice

    write a paper comparing and contrasting the role of the defense counsel with that of the prosecutor. Do you think that the defense council is the same as a defense attorney, I just think that this homework question is kind of vague without a lot of detail

    asked by BC
  38. Algebra

    Need to get these checked-- 33. What is the area of a square with the dimension of 1 + sqrt of 2? 9.64 34. A matrix with 5 columns and six rows added to another matrix with 5 columns and 6 rows would result in a matrix with: a. 12 columns and 10 rows b. 5

    asked by mysterychicken
  39. algebra

    find the midpoint of the segment with endpoints (1/3,-4) and (-2/3,6) a) (-1/3,2) b) (-1/6,1) c) (-1/2,1) d) (1,-1/6)

    asked by anthony
  40. Algebra

    Is this correct? If not can you please tell me what steps I did wrong? Thanks! The hydrogen ion concentration of milk is about 1.6 x 10^-7 moles per liter. Find the pH. pH = -log [H+] pH = -log[1.6 x 10^-7] pH = -(-7.204119983) pH = 7.2 The pH balance of

    asked by Kate
  41. Physics

    Where should most of the mass be for an industrial fly wheel? Why? can't find any thing about this in my book. need help answering this.

    asked by Richard
  42. English

    1. It is a quarter past seven. 2. It is a quarter after seven. 3. It is a quart to seven. 4. It is a quarter before seven. (#1 is the same as #2, right? #3 is the same as #4? Why is 'to' used here in #3 instead of 'before'?)

    asked by rfvv
  43. Math

    I am having a problem with this question and need direction.A $500 8% bond is purchased on Feb. 1,2004 to yield 10% compounded semi-annually. The interest on the bond is payable on Feb. 1 and Aug.1 each year. What is the purchase price if the bond is

    asked by Jill
  44. math

    how long will it take for $7600 to double if invested at 4.2%,componded continously

    asked by melissa
  45. English

    1. He is leaning on a bike. 2. He has put his arms on a bike and his body is leaning against the bike. 3. He has a soccer ball, and he is also wearing a soccer uniform. 4.The woman is holding and showing a fruit bowl full of a lot of vegetables.

    asked by rfvv
  46. math

    predict the volume of the balloon in cubic centimeters at 35% ... justify your answwer

    asked by shandell
  47. spanish

    (2 people talking to each other) "?Comen tus amigos contigo todos los dias?" "Si,_____ comen conmigo." a. nunca b. por la noche c. siempre d. manana C? There is a line above A in dias and a squiggly line above the first N in manana. Sorry about the

    asked by Lily
  48. physics

    It has been suggested that rotating cylinders about 9 mi long and 6.0 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acceleration

    asked by Anonymous
  49. Calculus

    "Differentiate x^(x^3)" I can do it when the base is a number, but I'm confused as to how to do it with x as the base.

    asked by Stuck
  50. math

    What is 4.38E+01 equal to?

    asked by sh
  51. algebra

    Find the distance between (2/3,4) and (5/3,7) a) 3.16 b) 4.24 c) 3.46 d) 10 .06

    asked by anthony
  52. Math 117 Algebra

    for the following equation, state the value of the discriminant and then describe the nature of the solution 11x^2+4x+18=0 What is the value of the discriminant? Which one is correct? a. the equation has two real solutions b. the equation has two imaginary

    asked by Ginger
  53. college

    I need to write five sentences about the role of education in successful financial planning, using different verb tense in each sentence. I need help.

    asked by kathy
  54. Math help

    d=0.005s^2+0.2s where d is the stopping distance in meter and s is the speed in km per hour. use the formula to find the stopping distance when a car is travelling at 70km per hour. my answer is 38.5 is that right.

    asked by Tim
  55. geometry

    Find the Pythagorean triple for m = 14

    asked by Liz
  56. maths - trigonometry

    I have my maths exam on Tuesday and cannot remember how to do trigonometric identities at all. I was so sure, but now I'm not. I asked a similar question earlier, but I still don't quite understand. Please give me step-by-step instructions? [sinx + tanx] /

    asked by anonymous
  57. chemistry

    How much heat is absorbed by the calorimeter if the temperature change is 8 C and the calorimeter constant (Heat Capacity) is 3.3 J/K?

    asked by tsu
  58. English

    1. He is holding a soccer ball between his right arm and his body. 2. The man is wearing a backpack on his back, and the woman is wearing a small bag around her body from her left shoulderto her right waist. 3. He is eating a cereal with milk. In the

    asked by rfvv
  59. English

    1.Drink a lot of water at a time is not good for your health. You need to drink abut five bottles of 2 liter clean water by taking time. 2. He is wearing a soccer uniform. There is Number 9 on his left chest of his clothing. 3. Skipping breakfast is not

    asked by rfvv
  60. COM 220

    I was looking for help with my research paper on Global warming

    asked by j
  61. geometry

    how do you construct 3x-2y

    asked by Joann
  62. English

    1. The new automatic teller machine did not function as expected. 2. The new auto teller machine did not function as expected. 3. The new automated teller machine did not function as expected. (Which expression is grammatical? ATM)

    asked by rfvv
  63. math

    two fifth of a pole is in the ground 0.125 is in the water and 4.75m is above water-find the length of the pole how can i solve such problem "4.75 m "

    asked by nas
  64. math

    39mg radioactive with 1/2 life is decay total in 2.5 years. How many mg it remain if half of the amount is decay in 2 years? Thank you!

    asked by Marie
  65. law

    Can you please reveiw my answer and provide me feedback. What tort actions do you see o The identity of potential plaintiffs o The identity of potential defendants and why you see each one as a defendant o The elements of the tort claim that constitute the

    asked by debbie
  66. accounting

    If a company sold inventory that had cost 5,000 for 8,000, where would you place these figures on the balance sheet?

    asked by kw
  67. science

    a 50kg crate is lifted to a height of 10 meters how much potential energy does the crate have after being lifted?

    asked by n
  68. che

    Pt(s) | H2(g, 1.0 bar) | H+ (pH =?) || Cl -(aq, 1,0mol·L-1)) | AgCl(s) | Ag(s). Como calcular o Ph?

    asked by daiane
  69. chemistry

    A gas sample occupying a volume of 88.7 mL at a pressure of O.917 atm is allowed to expand at constant temperature until its pressure reaches 0.335 atm. what is its final volume?

    asked by Amanda
  70. american history

    how did the state of west virginia come into existence?

    asked by stefany
  71. geometry

    Let A = {circle, square} and let B = {3, 4, 5}. Find A X B

    asked by smith
  72. american history

    who was the first union comander that faced the confederates near harpers ferry?

    asked by stefany
  73. american history

    what was harrisons landing?

    asked by mia
  74. american history

    what successful northen naval victory stongly proved the value of sea power? a.fort donelson b.norfolk c.new orleans d.wilmington

    asked by stefany
  75. english

    what is the past particle of kneel?

    asked by jerry
  76. algebra

    simplify the following radical expression : 4 sqrt (625) a) 25 b) sqrt (25) c) 5 d) no solution exists i think a

    asked by anthony
  77. math

    Justin had 44 dollars before spending n dollars on jeans. How much money remains?

    asked by j
  78. algebra

    Simplify: ( sqrt (2) + sqrt (3) ) ( sqrt (2) - sqrt (3) )? a) 2 - 2 sqrt (6) - 3 b) -1 c) 2 + 2 sqrt (6) - 3 d) 5 i just need to know if my answer or right or wrong. i think the answer is b thanks

    asked by anthony
  79. math

    3. Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile. b. The median is greater than the first quartile. c. The third quartile is

    asked by betty
  80. algebra

    Solve: 4 sqrt (x) = 8 + 2 sqrt (x) a) (-4) b) (16) c) none d) (4) c

    asked by molly
  81. maths

    I'm reviewing for my exams, and I was sure that I was comfortable with solving trigonometric identities, but now that I'm looking at ones on my review, I'm not so sure. Could someone please show me, step by step, how to answer one? [cos^2theta] / [1

    asked by anonymous
  82. geometry

    IF d equal 18 cm what is the circumference and what is the circumference to the second power.

    asked by glo
  83. Equation

    I do not understand this question?? Give five ordered pairs that make each equation true. y = 20 + x/3

    asked by Felicia J
  84. Linear

    3x/4 + 6= -12 I know this is a linear equation but how solve it and what technique??

    asked by Lisa
  85. COLLEGE ACCOUNTING

    Sunset Company uses the periodic inventory method and had the following inventory information available: Units Unit Cost 1/1 Beginning Inventory 200 $6.20 1/20 Purchase 300 $6.50 7/25 Purchase 200 $6.80 10/20 Purchase 300 $7.00 A physical count of

    asked by lola
  86. algebra

    simplify: sqrt (2)/7 a) sqrt (14) / 7 b) sqrt (7) C) 2 d) sqrt (2)

    asked by ami
  87. English

    1. Are you interested in gardening? 2. Not really. 3. Not much. (Is #2 the same as #3 in meaning?)

    asked by rfvv
  88. college

    12.2 ft/sec how many days will it take to complete its journey with the circumference of the earth is 25000 miles. How do i work this problem out don't want the answer just want to know how to solve it!

    asked by Dawn
  89. Algebra

    Need help with this-- 38. Write in decimal notation: 2.34 x 10^6 How would I do this? Can someone please show me all the steps? Thanks -MC

    asked by mysterychicken
  90. bussiness

    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 tosha
  91. chem

    eon is 1 billion yrs (1x10^9)how long is this in min Assume 1 year=365.25 days

    asked by Dawn
  92. science

    define the following words science?

    asked by M
  93. chem

    57.3 qts how many 25ml vials can they fill ( round to the nearest full vial

    asked by Dawn
  94. Government/Economics

    Is a Democracy a form of authoritarianism?

    asked by Ariel
  95. college

    • Select two organizational departments from the list below in a business: o Marketing o Customer Service o Finance o Planning • Write a response of at least 350 words in which you identify the roles of information systems within those departments.

    asked by krysta