Questions Asked on
May 14, 2008

  1. Chemistry

    For a reaction between sodium phosphate and strontium nitrate write out the following: a) The balanced molecular equation b) The ionic equation c) The net ionic equation a) I think I have this one: 2 Na3PO4 (aq) + 3 Sr(NO3)2 (aq) --> 6 NaNO3 (aq) +

    asked by Donna
  2. chemistry

    why ortho nitrophenol are more volatile than para nitrophenol

    asked by Paul
  3. Statistics

    A student is taking a multiple-choice exam with 16 questions. Each question has five alternatives. If the student guesses on 12 of the questions, what is the probability she will guess at least 8 correct? Assume all of the alternatives are equally likely

    asked by Christine
  4. Math-help!!!

    Bill has overdrawn his account by $15. There is a $10 service charge for an overdrawn account. If he deposits $60, what is his new balance? so far, this is what i think it should be like: *15+10=-5 -5+60=55 is it $55???

    asked by maisha
  5. Math

    I need help with this problem: Two planes start from Los Angeles International Airport and fly in opposite directions. The second plane starts ½ hour after the first plane, but its speed is 80 kilometers per hour faster. Find the airspeed of each plane if

    asked by Kelsey
  6. Spanish

    Sorry If I am botherthing you again, But I have another assignment: You're visiting a botanical garden. As you enter the gate, you read the sign. Fill in the missing verbs: 1. (pagar)----------la entrada en la caja = pagues 2.(entrar)No ---------sin pagar!

    asked by John
  7. Spanish

    Can you make sure I did this correctly: Lucas's party is tomorrow. Complete the text below, by choosing and correctly conjugating the correct verb in the box. Verbs: traer, dar,salir,decir,and venir. 1. Lucas y su familia------------ una fiesta esta tarde.

    asked by John
  8. science

    A tick that feeds on the blood of animals is a - a. parasite b. host c. predator d. competitor ???help please?

    asked by marc
  9. MATH

    A quality control inspector found flaws in 13 out of 150 sweaters. Find the probabillity that a sweater has a flaw. Round to nearest tenth of a % Suppose the company produces 600 sweaters/day. How many WILL have flaws? PS! I have sent them in separatly. 3

    asked by Marco
  10. Math...again

    A quality control inspector found flaws in 13 out of 150 sweaters. Find the probabillity that a sweater has a flaw. Round to nearest tenth of a % But what if the company produces 500 sweaters, how many will NOT have flaws

    asked by Marco
  11. English Expression

    What day is Picnic? What day is the Picnic Day? What day is Picnic Day? (answer: It's Wednesday.) Which questions are correct?

    asked by John
  12. Bussiness

    In what way is each of the following a marketing activity? a. The provision of sufficient parking space for customers at a suburban shopping mall b. The purchase by clothing store of seven dozen sweaters in assorted sizes and colors c. The inclusion of a

    asked by Scott
  13. Statistics

    Find the possible nuber of license plates consisting of 2 letters followed by 4 digits if digits can be repeated but letters can not a. 3,276,000 b. 3,407,040 c. 6,500,000 d. 6,760,000 I thought 26*24*24*23*22*21*20 etc/9 but that wasn't right and its just

    asked by Katie
  14. Algebra

    I'm fine with angle of elevation problem, but angle of depression problems are tricky for me. Is this right? From a balloon 835 m high, a command post is seen with an angle of depression of 7 degrees. How far is it from the point on the ground directly

    asked by Samantha
  15. books

    Romeo Juliet Comic Project

    asked by Sidney
  16. Math

    A swimming pool that is 100 feet in length by 10 feet deep and 40 feet wide is filled with water how many gallons of water are in the pool. (1cubic foot of water = 7.48 gallons of water) well for the volume of the water i got 40,000 cubic feet then for the

    asked by Mike
  17. Science

    What are adult cardinals able to do that baby cardinals are unable to do? -Fly --Make Noise ---Breathe air ----sleep

    asked by Cole
  18. chem

    how would you figure this out? if 500 mL of hydrogen are colected over water at 20 degrees c and 745 torr, what will the volume of the dry gas be at STP?

    asked by Kayla
  19. Math

    A cylindrical storage tank has a height of 100 feet and a diameter of 10 feet. (Use pi = 3.14) What is the lateral surface area of the tank? How do i find lateral surface area of the tank What is the volume? 7850 cubic feet What is the volume in gallons of

    asked by Mike
  20. Social Studies

    What is the official name of China? South Korea and Japan both have what type of economy?

    asked by Jillian
  21. spanish

    Does anybody know what a synoymn for respeta is and what respeta means?

    asked by Chelsey
  22. Calculus

    I am having a lot of trouble doing these types of problems. Can someone show me how to do this. Thank you for your time. Evaluate the definite integral 4 x(x+3)dx 0

    asked by Elena
  23. Algebra

    Sorry for asking another question, but I don't know how to set this problem up. Ship A is due west of a lighthouse. Ship B is 12 km south of ship A. From ship B the bearing to the lighthouse is N63E. How far is ship A from the lighthouse?

    asked by Samantha
  24. Math

    I am in 7th Grade and have some holiday homeworks. Please help. 1. Write all the algebraic identities. 2. Write the statement & proof for remainder theorem & factor theorem each. 3.Write all the quadrilaterals and their properties. 4. Write the formulae

    asked by Kenneth
  25. Accounting

    pierce co has a june 30 fiscal year end. it estimated its annual property taxes to be 24000 based on last year's property tax bill and have accrued 2000 of property tax each month to marcher 31. its actual property tax assessment, received on april 30 is

    asked by Luc
  26. Algebra

    x/5 -x/4 < x-5/5 Show me how to slove the problem.

    asked by Sam
  27. Adv. Math

    How do you do these problems??? What is the radius of a circle that its area is 254.5 square inches??? What is the diameter of a circle if its area is 132.7 square meters?? I don't understand this because of the thing that says "square"

    asked by Kenya
  28. Math

    A quality control inspector found flaws in 13 out of 150 sweaters. Find the probabillity that a sweater has a flaw. Round to nearest tenth of a %

    asked by Marco
  29. Math

    A cylindrical storage tank has a height of 100 feet and a diameter of 10 feet. (Use pi = 3.14) What is the lateral surface area of the tank? How do i find lateral surface area of the tank What is the volume? 7850 cubic feet What is the volume in gallons of

    asked by Mike
  30. english

    i have to write an essay on how hucks sound heart won over his deformed consience throughout the book "the adventures of huckleberry finn". i need 3 examples for three body paragraphs. so far i have, 1) when i was going to write miss watson a letter to

    asked by blaire
  31. Math

    Could you please help me factor the trinomial. s^2-7s+12

    asked by Nicole
  32. English 102(writing in the discipline)

    Telecommunication is the transmission of data and information between computers using a communication link such as a standard telephone line. Typically, a basic telecommunications system would consist of a computer or terminal on each end, communication

    asked by james
  33. Calculus

    Solve the first-order initial value problem using half angle formulas {y'(x)= 1 + sin^2 x y (0)= -7

    asked by Mina
  34. More Calc

    Find the area between each curve and the x-axis for the given interval. y=6x^2+5 from x=0 to x=5 Thanks.

    asked by John
  35. Math Help Please

    I got this problem today in school, and I don't know how to go about soving it. Can someone show me. Thanks. Here it is. The distance s(t) between an object and its starting point is given by the antiderivative of velocity function v(t). Find the distance

    asked by Johnathan
  36. psy-

    Ms. sue, What I need the social and personality development for each one separately 1)adolescence 2)Young adulthood 3)middle adulthood 4)late adulthood.

    asked by rose- Ms. sue
  37. Calc or Pre calc

    I am having trouble doing this problem. I know how to do indefinate integrals, but I don't know how to do definate integrals. Can you show me how to do this. Evaluate 5 (x^3-2x)dx 2

    asked by jennifer
  38. HELP WITH MATH

    Sorry the caps lock was on. Can you help me with this pre calculus question. I'm not quite sure how to do this. Here are the instructions. Find the area between each curve and the x-axis for the given interval: y=2x^2+x+1 from x=3 to x=6

    asked by JOSHUA
  39. Writing

    how do i cite a website source using MLA format?

    asked by Abby
  40. Economics

    Is there a website to find the inflation rates of the America? I've tried to search on google, but I don't know their central bank is.

    asked by TP
  41. science

    what is the life cycle of moss

    asked by martin
  42. history

    Explain the role of the U.S. in the emerging global community

    asked by yolanda
  43. english

    i am helping my fifth grader with her journal homework. She has to write about James and the Giant Peach. She needs to describe 3 events but doesn't remeber the story. I don't know it and don't have the book. Can you help

    asked by kay
  44. Math

    A septic tank is 10 feet long by 8 feet wide by 3.5 feet deep. What is the capacity of the tank in gallons? I did V= L*W*H and got 280 gallons is this right

    asked by Mike
  45. health care

    can mental illness be as clearly defined as a physical illness such as diabetes

    asked by Patsy
  46. maths

    differentiate y = tan^2(3x) + sec^2(3x)

    asked by sean
  47. Social Studies

    Can you give me all the main amusemesnt parks in Arkansas and Indiana?

    asked by Anonymous
  48. english

    What are the subject and object pronons?

    asked by Morgan
  49. french

    I am getting confused with depuis, pendant and il y a. Can anybody clarify when to use which?

    asked by french
  50. Algebra

    I can't get this slope stuff. I'm trying to find the equation for a line. It has a slope of 1/2 and passes through (8,3). Using the equation y=mx+b, I know that it should be y=1/2x+b so y=1/2(8)+b. Now, I don't know what to do. Is the 3 in the b or y spot?

    asked by Ty
  51. English Expression

    What date is Parents' Day? It is May 8th. What day is Parents' Day? It is Monday. Are each answer and question grammatical?

    asked by John
  52. Math

    Dirt must be removed for the foundation of a building that is 30 yards by 18 yards with a depth of 4.5 yards. If a truck has a capacity of 3 cubic yards per load, how many truckloads of dirt are necessary? a) What is the volume in cubic yards? I put 2430

    asked by Mike
  53. Mathmatics

    I tried doing this problem, but I have no idea how to do it, can someone show me how to get it done. Thanks. Evaluate the indefinate integral (x^4-6x)dx

    asked by Andy
  54. Pre Calculus

    Can someone help me with this problem...I have no Idea how to do it. Find the area between each curve and the x-axis for the given interval. y=16x-x^3 from x=0 to x=4 Thanks for the help>>

    asked by Josh
  55. spanish

    I am not quite sure if mentir is an irregular verb but I need help conjugating it innto the he/she form. Could you help me out?

    asked by Chelsey
  56. Mathmatics

    I need help. I have no clue about how to solve this problem. Can someone go through it. Find the sope of the tangent line to the graph of the equation y=x^2(x-3) at x=-1 Thanks for the help.

    asked by Neil
  57. algebra

    solve (x+16)*(x-19)*(x+3)>0 The soltion set is{x| } I do not understand this one.

    asked by Jack
  58. Math

    what is 4 5/6 + 3 1/4? would it be 29/6 + 13/4 then 116/24 + 78/24 then 194/24 for a total of 8 1/12?

    asked by Tyler
  59. Debating

    Ummm does this work with my heading? Sport and the Economy Our economy is at an uncertain point. High taxes, high maintenance and don’t we all dread the announcement blaring on our TV? You know the one! The reserve bank has decided to raise intrest

    asked by Minerva
  60. math

    How do i find the lateral area and the surface area of a rectangular prism with the height of 8.5" the width 4" the depth 3.25" I don't want you to do it for me i want to know what formula or how i start to solve for those two things please

    asked by mike
  61. Health

    List and describe one of the challenges facing the U.S. health care system

    asked by Tim
  62. French

    How would one say the following in french... I would eat.. I should eat.. I could eat... I might eat... Are there specific verb tenses for them? thanks

    asked by Mikal
  63. math

    Find the area between each curve and the x axis for the given interval. y=16x-x^3 from x = 0 to x = 4 Thanks ahead of time.

    asked by Jake
  64. Math

    How many cubic yards of concrete will it take to fill a cylindrical column that is 16 feet high and whose diameter is 4 feet? Use pi=3.14 (round your answer to the nearest TENTH) If a cubic yard of concrete costs $75, using the rounded answer from above,

    asked by Mike
  65. Communication

    How should feedback be taken into account when presenting information through mass communication?

    asked by Jean
  66. Math

    A cylindrical tank has a height of 8 feet and a diameter of 2 3/4 feet. Use pi= 3.14 What is the lateral surface area? square feet What is the lateral surface area ? square inches If a quart of paint covers 100 square feet, how many quarts of paint will be

    asked by Mike
  67. Math

    Can someone help me with this question. I'm not sure how to go about it. Find the antiderivative of f(x)=2x^3+2x+4 Thanks.

    asked by Brandon
  68. social studies

    what are the recent findings on studies about homework

    asked by nor
  69. psy-info.

    Ms.sue where can I find some information relating to Social/Personality Development in adolescence, young adulthood, middle adulthood and late adulthood.

    asked by rose- Ms. sue
  70. Math

    Mr. Smith has a scale drawing of his rectangular swimming pool. The lenght is 15" and the height is 11". The scale is 1 inch = 2 feet. What is the perimeter of the actual pool? Do I add 15 + 15 + 11 + 11 to get the perimeter?

    asked by Tyler
  71. government

    did the emancipation proclamation free slaves in the union?

    asked by kiara
  72. Critical Thinking

    Please evaluate argument. Premises: Although exercise may provide temporary relief for mild, moderate and even severe depressed moods. Premises: There are many cases when it fail to make the symptoms and problems go away completely. Conclusion: Therefore

    asked by Karen
  73. business commuication

    What strategies can you use to incorporate effective visual elements into business presentations?

    asked by Jaz
  74. Global Warming/Social Studies/Science/Chemistry.

    Is there scientific evidence for man made global warming? For yes or no, please indicate links. Thanks!

    asked by bobby
  75. PRE calculus

    Find the area between each curve and the x-axis for the given interval. y=6x^2+5 from x=0 to x=5 I'm just starting to learn about this and am very confused. Can someone show me how to do this. Thanks. I need help.

    asked by Albert
  76. Latin

    can you help me with perfect tense

    asked by Nicci
  77. Math

    What would you do... (4)^(3/square root 2) ÷ 16^(2*square root 2) ?

    asked by Victoria
  78. science

    unscramble please aiocfnrst

    asked by karen
  79. econ

    I'am getting really confused with exchange rates. Like when a currency appreciates, what does that mean? Are the foreign goods more expensive or cheaper? How about when it depreciates? It would be helpful if somebody gave me a quick lesson on this. Thanks.

    asked by hadley
  80. Pre Calculus

    Find the Derivative of F(x)=4x2(the previous 2 is squared)-2x

    asked by John
  81. Pre calc

    Thanks in advance for any help. I need help with this whole problem. The distance s(t) between an object and its starting point is given by the antiderivative of the velocity function v(t). Find the distance between the object and its starting point after

    asked by Peter
  82. Social Studies

    visitor's guide: 1)Indiana's natural or historical places to visit: national parks, historical parks, battlefieds museums. 2)man-made places to visit--theme parls recreational activities, anything else fun to do. please help me. thank you!

    asked by Anonymous
  83. Algebra II

    I keep getting different answers, can someone help? (16^sqrt5) ----------- * 32^-2sqrt5 (4^sqrt5)

    asked by Katie
  84. Psychology

    I am creating a powerpoint presentation on the Hierarchy of Needs. Each page has to be a personal take on each need and had to include images. What type of images represent self esteem needs and self actulization needs? I made the decision to apply to

    asked by Christian
  85. social studies

    Can you define the following words as related to Social Studies: entrepreneurs, laissez-faire, progresive movement, suffrage, 18th amendment, 19th amendment, Square Deal, Amistice, Reparations, aionalism, Great Depresion, axis power, Allied Powers,

    asked by bob
  86. Math

    I am having a hard time with this integral question. Can someone show me how to do this. Thank you. Evaluate the indefinate integral x^2(3x-1)dx

    asked by Amy
  87. pre-calculus

    3(4^x)-2^(x+2) = -1

    asked by Mike
  88. Algebra II

    How would you simplify: 2^pie-2 ---------- 2^pie+2

    asked by Mona
  89. physics

    how do you compare mass and weight on the earth, moon, and outer space?

    asked by cayla
  90. business communication

    Suggest options for presenting information audience. Which method do you think is the most effective?

    asked by Jaz
  91. Math

    The acceleration a(t) of a moving object is given by the derivative of the velocity function v(t). Find the acceleration of the object at time t=5 seconds if v(t)=12tsquared+8t meters per second. Thanks for any help.

    asked by John
  92. social studies

    what other reasons might people have had for joining the expeditions

    asked by jessica
  93. Math

    I am not understanding Frequency Tables and Line plots. I need to complete a frequency table, but the dta given does not have any repeats. HELP!!

    asked by Amanda
  94. eco205

    I am to do research on an industry and answer the question is price elasticity of demand considered elastic or inelastic? Are there substitutes available? Is the good a luxury or a necessity? Explain. o What is the price elasticity of supply for your

    asked by Guest
  95. Matimaticaaaaas Help?

    Can someone show me how to do an indefinate integral? I have to evaluate this problem. x^2(3x-1)dx

    asked by Alex
  96. Algebra

    Simply: Please show me how to work the problems. (7/2)^-3

    asked by Sam
  97. English Essay Writing MS Sue please check

    Ok this is what I have please let me know what you think thanks so much for your help Hi Cuz, I gald that you have move close by to me. The last time we spoke you had mentioned that you were looking for a job.Now I know that you have only worked as a

    asked by Juana
  98. humanities

    Aeneas is the main character. What book is he in? Who is the author?

    asked by stephanie
  99. Math

    The probability that a 12 yr old has a sibling is 25%. Suppose you surveyed 300 12 yr olds? About how many do you think will have a sibling?

    asked by Austin
  100. space

    why is looking through a powerful telescope like looking back through time?

    asked by dia
  101. space

    why we don't see comets until they are mear the sun?

    asked by dia
  102. bio

    during what process does the cell divide into two daughter cells?

    asked by kristyn
  103. government

    Why did the South choose to return to a Confederacy despite the failures of this governmental form in the late 18th Century?

    asked by dave
  104. dryden

    in history what does showing total agreement mean

    asked by sarah hall
  105. Pre-calc again

    lim Square root of (x)- 3 over x-9 x->9 thanks.

    asked by John
  106. science

    need help with information about Isaac Newton and how he found gravity

    asked by tegs
  107. Algebra II

    I keep getting different answers, can someone help? (16^sqrt5) ---------------- * 32^-2sqrt5 (4^sqrt5) By the way, I got 2^-8sqrt5

    asked by Katie