Questions Asked on
January 7, 2012

  1. english

    is this a good thesis statement for public vs private school. Parents have an obligation to give their children the best education.

    asked by westwood
  2. Science

    If .275 moles of ferrous ammonium sulfate (Fe(NH4)2(SO4)2. 6H2O) and an excess of all other reagents are used in a synthesis of K3[Fe(C2O4)3].3H2O, how many grams of product will be obtained if the reaction gives a 100% yield? Can someone help me solve

    asked by Anna
  3. ap physics

    A 0.150kg baseball traveling with a horizontal speed of 4.50 m/s is hit by a baseball bat and then moves with a speed of 34.7 m/s in the opposite direction. What is the change in the ball's momentum?

    asked by sergio
  4. business

    You have recently learned that the company where you work is being sold for $275,000. The company’s income statement indicates current profits of $10,000 which have yet to be paid out as dividends. Assuming the company will remain a “growing concern”

    asked by john
  5. geometry

    If four angles of a convex pentagon measure 120°, 93°, 108°, and 101°, find the measure of the fifth angle. Show equations and work that lead to your answer.

    asked by sharon
  6. Math

    Rick rides 11 1/8 miles in an hour with his bike in second gear going uphill. If Rick rides downhill in fourth gear he goes 2 1/2 faster. How many miles will Rick go in an hour downhill in fourth gear?

    asked by Ivy
  7. Math

    Which equation is not equivalent to A = 1/2bh 2A=bh h=2A/b 2b=A/h b=2A/h I think it is 2b=A/h. Is this correct?

    asked by Jane
  8. ap physics

    How fast would a 1200 kg car travel if it had the same linear momentum as a 1500 kg truck traveling at 90 km/h?

    asked by sergio
  9. MIPS Assembly programming

    Hi there, I need to implement in assembly mips an iterative binary search method. Here's my code: # this program implements binary search # the equivalent pseudo code is the following: # first = 0 # last = size -1 # while (last - first > 1) { # mid =

    asked by Daniel
  10. Chemistry

    If 0.273 moles of ferrous ammonium sulfate (Fe(NH4)2(SO4)2 . 6H2O) and an excess of all other reagents are used in a synthesis of K2[Fe(C2O4)3] . 3H2O, how many grams of product will be obtained if the reaction gives a 100% yield? Please help i found the

    asked by Anna
  11. History

    what is the term for a government ruled by the people who then elect thier officials?

    asked by Glenn
  12. Physics

    The engine of a 1-kg toy plane exerts a 15-N forward force. If the air exerts an 8-N resistive force on the plane, what is the magnitude of the acceleration of the plane?

    asked by Sharon
  13. chem 105

    At 25 degree celsius, what is the hyronium ion concentration in 0.100 M chloroacetate acid?

    asked by redalyn daniela
  14. math

    1. find the lateral area of a right prism whose altitude measures 20 cm and whose base is a square with a width 7 cm long. 2. the volume of a rectangular solid is 5376 cubic meters, and the base is 24 meters by 16 meters. find the height of the solid. 3. a

    asked by Randy
  15. geometry

    the length of the median drawn to the hypotenuse of a right triangle is represented by 3x-7, while the hypotenuse is represented by 5x-4. Find the length of the median.

    asked by karan
  16. statistics

    A sudent is analyzing data from an experiment using a linear model. when the student entered the data into his calculator and ran a least squares linear regression the calculator gave a correlation coefficient of 0.01. what can the student infer from this

    asked by luckybee
  17. Math

    The Venn diagram below shows the dinner orders for a local restaurant. This was submitted before, but no one answered. Thanks! How many people did NOT order steak for dinner? Steak, chicken & fish were order. In the Venn circles, the total that did not

    asked by Jane
  18. Science

    To find the current in a complex circuit, it is necessary to know the potential difference in each device in the circuit. current in each device in the circuit. equivalent resistance of the circuit. number of branches in the circuit. C Three resistors

    asked by Anonymous
  19. math

    a square pyramid has an altitude measuring 5 cm and a side of its bases measuring 6 cm. find the lateral area of the pyramid.

    asked by Randy
  20. History

    what were the structure that the romans built to carry water to distant places?

    asked by Dar
  21. History

    what were the roman laws called that applied to all citizens in the roman empire

    asked by Tanya
  22. Physics

    Two forces act on a 5-kg object sitting on a frictionaless horizontal surface. One force is 30N in the +x- direction and the other 35N in the -x-direction. What is the acceleration of the object?

    asked by Sharon
  23. bio

    are blood pressures have differences between genders?explain your answer. -from what i know, women have lower risk to get high blood pressure but for the range of normal blood pressure, i think there is no differences. pls correct me if i wrong and if im

    asked by Yuni
  24. Calculus

    Evaluate the indefinite integral integral sec(t/2) dt= a)ln |sec t +tan t| +C b)ln |sec (t/2) +tan (t/2)| +C c)2tan^2 (t/2)+C d)2ln cos(t/2) +C e)2ln |sec (t/2)+tan (t/2)| +C

    asked by Lee
  25. physics

    A water-cooled engine produces 1589 W of power. Water enters the engine block at 14.61 °C and exits at 29.91 °C. The rate of water flow is 147.3 L/h. What is the engine’s efficiency?

    asked by linda
  26. Math

    Solve the linear system by using elimination. 9x-4y=26 18x+7y=22

    asked by Izzy
  27. physics

    140gm baseball travel 39m/!@#$%^&s bat and travels at 45m/s at 30degree angle above horizontal,ball in contact wiht bat for 1.2ms calculate magnitude of average force on ball by bat

    asked by Anonymous
  28. chem

    what effect does concentration have the reaction time and what effect does it have on the reaction rate?

    asked by arnold
  29. Physics

    Two upright plane mirrors, 0.89 m tall, are placed parallel to each other 2.83 m apart. The top of the mirror on the right is then moved back a little so that its surface tilts away from the other mirror at an angle of 13.8° off the vertical. A narrow

    asked by CHELSEY MORGAN
  30. Geometry

    A conditional statement is always logically equivalent to its a.) contrapositive b.) converse c.) conjunction d.) inverse

    asked by Michelle
  31. Chemistry

    Identify and discuss the differences between the terms ‘theories,’ ‘laws,’ and ‘hypotheses.’ Describe ‘controlled conditions.

    asked by Jenn
  32. math-calculus

    i think i do something wrong again(2x+1)/(x-3)-(4x-1)/(2x-3) = 0 (2x-3)(2x+1)-(4x-1) = (0)(x-3)(2x-3) 4x^2+2x-6x-3-4x-1 = 2x^2-3x-6x+9 4x^2-4 = 2x^2-3x-6x+9 -2x^2-9x+13 i put this in quadratic formula and i think it wrong becaue i get 9/2 and 0for x and it

    asked by Shreya
  33. business

    For this question, use the information for Sports Baseballs, Inc. Sports Baseballs, Inc. is a corporation that manufacturers and sells baseballs across several states in the Southeast. It had sales of $2.7 million during the last year. Expenses were as

    asked by confused
  34. statistics

    using excel find the variance of a sample of 30 observations selected randomly. Given that the median is 14.7, the mode is 11 and the coefficientof variation is 45%.

    asked by nora
  35. math-calculus

    30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula?

    asked by Shreya
  36. Calculus

    The population of a county increases at a rate proportional to the existing population. If the population doubles in 20 years, then the factor of probability is a) 2e^(-30) b)1/2(ln 20) c)ln 2 d)1/20(ln 2) e)ln 20

    asked by Lee
  37. math-calculus

    30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus - Steve, Saturday, January 7, 2012 at 3:38pm First, you have to simplify properly: 30/(x^2-25) = 3/(x-5) - 2/(x+5) 30 = 3(x+5) -

    asked by Shreya
  38. science

    What are 2 ways resources are brought up from under Earth's surface?

    asked by Arielle
  39. history

    Rome what is a rule stating how the new ruler of an empire will be chosen?

    asked by tory
  40. History

    what is the term for the blending of greek and roman culture?

    asked by Dar
  41. trigonometry

    what is th decimal equiavalent of three degrees of a 90 degree angle with a .1666 long base

    asked by joe
  42. Precalc

    Assume that points A(5, 10, 1), B(6, 3, 6), and C(12, 1, 4) are on a plane. Find vector AB and vector AC.

    asked by Grace
  43. Precalc

    At the point were a line intersects a plane [with the equation (24x+32y+40z=480) and three points of A(5, 10, 1), B(6, 3, 6), and C(12, 1, 4)], the vector i-, vector j-, and vector k-coefficients of the line equal the corresponding values of x, y, and z

    asked by Grace
  44. English

    I have a few more doubts about a few sentences. Thank you. 1) He denied robbing (instead of stealing?) the money. 2) I couldn't do anything but copying the Maths test (instead of "cheating during/in the Maths test). 3) On walking in front of her room

    asked by Henry2
  45. Optoelectronics

    Obtain an expression for the radiative lifetime in terms of the transition oscillator strength. Calculate the lifetime for a transition with wavelength 500 nm and f = 0.5

    asked by Physicst
  46. prealgerbra

    how do you solve 45 min/2 mi=?h/1 mi pre algerbra - drwls, Friday, January 6, 2012 at 11:44pm If you go 2 miles in 3/4 hour, you go 1 mile in 3/8 hour (or 22.5 minutes). how do we show are work then

    asked by steph
  47. History

    From which animal do we get catgut? Cause when I search it various answers come up. It says like sheep,horse,cat,pig,etc.

    asked by Jaycee
  48. Geometry

    If AC = 3x + 2 and BC = 7x - 10, find AC BD AM BM

    asked by Cymone
  49. physics

    calculate speed of 8.0 times 10 to the 4th kilogram airliner with a kinetic energy of 1.1 times 10 to the 9th jewles

    asked by mary
  50. Algebra

    there were 39, 520 breast cancer deaths in the U.S. in 2011, or ___ of the 2007 breast cancer deaths in the U.S. what is the equation to determine the number of breast cancer deaths in 2007 in the U.S.

    asked by Kim
  51. math-calculus

    x-1/x+1 = 2x/15 (15)(x-1) = (2x)(x+1) 2x^2-15x+17 do i put this in quadratic formula? i so confused.

    asked by Shreya
  52. reading

    What are some things the Pilgrims bring with them on the Mayflower

    asked by Arielle
  53. math-calculus

    4x+3/2x-1-2 = 6x+2/2x-1 (4x+3)(-2) = (6x+2) -8x-6 = 6x+2 -14x-6 = 2 -14x = 8 x = 4/-7 i not think i did this right.

    asked by Shreya
  54. History

    name the three main barbarina tribes that contributed to the fall of rome?

    asked by Keria
  55. Math 117

    3. In 2002, Home Depot’s sales amounted to $58,200,000,000. In 2006, its sales were $90,800,000,000. a. Write Home Depot’s 2002 sales and 2006 sales in scientific notation. You can find the percent of growth in Home Depot’s sales from 2002 to 2006 by

    asked by Goldi
  56. Geometry

    Which is logically equivalent to ~p -> q? a.) ~q -> p b.) ~q -> ~p c.) q -> p d.) q -> ~p

    asked by Lauren
  57. Precalc

    Assume that points A(5, 10, 1), B(6, 3, 6), and C(12, 1, 4) are on a plane. Find vector AB and vector AC.

    asked by Grace
  58. English

    I forgot to include the following sentences. Could you please check these other sentences, too. 1) Rewrite the exercise three times after learning the use of reporting verbs. 2) Revise carefully the verbs followed by the infinitive and the gerund in your

    asked by Henry2
  59. math

    help! If you have an equilateral triangle with a line down the middle from top to bottom with T at the top and R X S at the bottom, X being in the middle and RT=6, RS=9 then RX= what?

    asked by Melvin
  60. chem

    Sorry I wrote that wrong. The exact question from the textbook says, 'Comment of the effect of concrentration of reaction time.' I don't really understand the question.

    asked by Arnold
  61. Geometry

    Which does not represent a possible intersection of a line and a right cylinder? a. 3 points b. 2 points c. 1 point d. a segment A?

    asked by Lily
  62. math

    Part 1: Find the area of a rectangular object which has a length of 5√8 inches and a width of 2√5 inches. (3 points) Part 2: Explain, in complete sentences, how you arrived at the simplified answer and give the final solution in simplified radical

    asked by me
  63. literary

    how do i find the literary device in this poem? Her beam on the waves, I gazed awhile On her cold smile Too cold-too cold for me-\ There pass'd as a shroud A fleecy cloud, And i turned away to thee, Proud Evening Star

    asked by marie
  64. Act Question

    all distances are in feet and all are right angles. a straight line drawn from point w to point z would be how long in feet?

    asked by confused
  65. physics

    A closed auditorium of volume 27100 m^3 is filled with 2210 people at the beginning of a show, and the air in the space is at a temperature of 292 K and a pressure of 1.013·10^5 Pa. If there were no ventilation, by how much would the temperature (in K) of

    asked by linda
  66. Physics

    An object that is 27 cm in front of a convex mirror has an image located 18 cm behind the mirror. How far behind the mirror is the image located when the object is 19 cm in front of the mirror?

    asked by Anonymous
  67. Calculus

    Evaluate integral sign (x-1/(2x))^2 dx=

    asked by Lee
  68. Calculus

    Evaluate£º ¡Ò dy/(rad£¨4-y^2))=

    asked by Lee
  69. Calculus

    integration-indefinite Evaluate ¡Ò dx/3(2x-1)^2

    asked by Lee
  70. Calculus

    Evaluate the indefinite integral ¡Ò(x-2)^3/x^2 dx

    asked by Lee
  71. English

    I left out the following sentences. Thank you very much. 1) The government plans to import cheetahs from Africa. This project includes building a breeding site. 2) At first, the elephant stood on the edge of the camp but, after twenty minutes, one elephant

    asked by Henry2
  72. social studies

    When dose Michigan becomes a state

    asked by Arielle
  73. Algebra

    Factor. f(x)=1/2(x-2)^3+1

    asked by Anonymous
  74. history

    before the republic or the empire what group of people explanded from northern italy to encompass rome?

    asked by sherrie
  75. history

    How many times more powerful was vesuvius than St Helen?

    asked by sherrie
  76. History

    what was the marching formation the romans used called and where did they get the idea?

    asked by Keria
  77. history

    what roman govening body had 300 members

    asked by Bar
  78. History

    what were the roman laws called that were writtin down to ensure equal treatment between the rich and poor?

    asked by Glenn
  79. history

    what is the last name of the two roman senators who fought for the rights of the poor and were killed for doing so

    asked by barbara
  80. Hist;ory

    whin octavian took control of rome what did he change his name to?

    asked by tory
  81. history

    what was the arena called that is said to have seated 250,000-300,000 pleople

    asked by tory
  82. Physics

    Two forces act on a 5-kg object sitting on a frictionaless horizontal surface. One force is 30N in the +x- direction and the other 35N in the -x-direction. What is the acceleration of the object?

    asked by Sharon
  83. History

    what was the volcono called that covered the city of pompeii in 79 AD

    asked by Dar
  84. Physics

    Two forces act on a 5-kg object sitting on a frictionaless horizontal surface. One force is 30N in the +x- direction and the other 35N in the -x-direction. What is the acceleration of the object?

    asked by Sharon
  85. Physics

    Two forces act on a 5-kg object sitting on a frictionaless horizontal surface. One force is 30N in the +x- direction and the other 35N in the -x-direction. What is the acceleration of the object?

    asked by Sharon
  86. Physics

    Two forces act on a 5-kg object sitting on a frictionaless horizontal surface. One force is 30N in the +x- direction and the other 35N in the -x-direction. What is the acceleration of the object?

    asked by Sharon
  87. Math

    Factor f(x)=1/2(x-3)^3+1 Please be clear!

    asked by Anonymous
  88. Geometry

    Given two statements: r -> s and ~s -> ~r, in which way is the second statement related to the first? a.) converse b.) inverse c.) contrapositive d.) biconditional

    asked by Taylor
  89. math

    Solve for x:x + 5 < 1

    asked by cindy
  90. Algebra

    Simplify. (3x^2)^2 (6x^4)

    asked by Anonymous
  91. world history

    legalism was the dominant philosophy in china during the reign of

    asked by Anonymous
  92. world history

    what perennial problem did china share with rome

    asked by Anonymous
  93. re-post statistics

    a weather girl predicts there is a 50% chance of rain and a 10% chance that the rain will turn into snow. What is the probability that it will snow? statistics - Ms. Sue, Friday, January 6, 2012 at 9:08pm What on earth is a "weather girl?" That's what the

    asked by luckybee
  94. math

    Factor 63s^2+294st+343t^2

    asked by Jeannie
  95. English

    is this poem good for my poetry class? All I Want is Us When nothing else remains, I want to know if you’ll stand by my side. If you’ll be the light of my path when the sun shuts down. I want to know if you’ll mend my soul and patch up my bleeding

    asked by Jahnay
  96. physics

    Find the net change in entropy when 213 g of water at 0.0°C is added to 213 g of water at 96.9°C.

    asked by melisa
  97. History

    What do all of these former Presidents have in common? Abraham Licoln,John !@#$%^&ennedy,James Garfield,and Franklin Roosevelt.

    asked by Jaycee
  98. KEYBOARD

    d(-_-)b monkey < fish think of anymore? NO SMILEY FACES :D

    asked by <><
  99. Algebra 2

    Simplify 3 square root of 128 please help!!!

    asked by michelle
  100. English

    I need help on; how to contrast Walt Whitman perspective of America with the perspective that the members of Occupy Wall Street and the the Tea Party movement have about America.?

    asked by Ivan
  101. Science

    What are 3 ways resources are brought up from the earth's surface?

    asked by Arielle
  102. Process Technology

    How many minutes will it take for an oil well producing 350 barrels of oil per day to fill a 14 foot diameter by 49 foot tall tank?

    asked by Cori
  103. Calculus

    evaluate ¡Ò (Ln rad(x)) /x dx=

    asked by Lee
  104. Maths

    The sides of a triangle are 4.53cm, 5.70cm and 6.21cm. By what percentage (correct to two decimal places) is the longest side is greater than the shortest side Working Out please

    asked by Math's Noob