Questions Asked on
September 28, 2010

  1. gateway

    What did the ape thimk about the grape's house

    asked by micah
  2. computer programming

    Robot Game Consider a robot moving in an environment consisting of 5x5 cells. The robot can either be rotated or moved forward for a certain distance. The environment in which the robot moves is bounded by walls - so if you try to move the robot out of the

    asked by Logan
  3. Sociology

    the variable that sociologists exphasize the most as being the determining motivation for our thinking and behavior? A. Random chance events B. Natural born in instincts C. Inherited genetic structure D. ones society and social location My answer is D is

    asked by tricica
  4. Sociology

    This is a subject that I knows nothing about so please help. The first goal of each scientific discipline is to: A. Explain why something happens B. Make generalizations why things happen C. Look for pattens when things happen D. Predict what will happen

    asked by tricica
  5. Sociology

    Please let me know if my answer is right. which of the following sociological perpectives views society as a system of highly interrelated structures or parts that operated together harmoniously? A conflict B. Symbolic interactionism C Societalism D.

    asked by tricica
  6. science, density

    The density of sea water is slightly higher than that of fresh water. The higher density is due to the fact that sea water contains salts such as sodium chloride and magnesium chloride. Suppose you have a container that holds 5.00 kg of fresh water, which

    asked by lisa
  7. chemistry

    What is the net ionic equation for calcuim ion and ammonium oxalate?

    asked by nichole
  8. calculas

    Find the equations for the tangent line and normal line to the curve for f(x)=(x^4)+(2e^x) at the point (0,2)?

    asked by john
  9. Earthquakes

    What determines the magnitude of an earthquake? I know that two plates slide against one another and that creates friction and the potential energy turns into kinetic energy in the form of an earthquake. But how is the magnitude determined? Im thinking the

    asked by Lena
  10. probability

    The letters of the word Mississippi are placed in a hat. What is the probability that the first two letters drawn are both i if the first letter drawn is not replaced?

    asked by taylor
  11. probability

    A box of 6 coins (penny, nickel, dime or quarter) worth $0.67 is shaken. What is the probability that a nickel is drawn first and then a quarter? Assume no replacement and that all coins are equally likely.

    asked by taylor
  12. chemistry

    In comparison ot milk sugar, what is the approximate molecular weight range of proteins?

    asked by jermaine
  13. social study

    Hypothesize as to why so much conquest took place in Mesopotamia. Explain your hypothezie.

    asked by van
  14. math

    2(5/6a-3/8)

    asked by b
  15. english

    which sentence sounds correct. I think its b but im not sure if there is "the" infront of state a)The president states a Union address in a speech every year. b)The State of the Union address is a speech that the president gives every year.

    asked by nighter
  16. algebra

    how can i solve this equation: (a-b)(2a-b)(a+2b) can anyone be so kind to help me with it? p.s. I'm barely learning how to multiply polynomials.

    asked by julissa
  17. algebra

    how can i solve this equation: (a-b)(2a-b)(a+2b) can anyone be so kind to help me with it? p.s. I'm barely learning how to multiply polynomials.

    asked by julissa
  18. chemistry

    the temperature of 100g of water initaially at 25 degrees celsius in a calorimeter increases to 30 degrees celsius after adding a 20g piece of hot aluminum. what was the temperature of the aluminum before adding it to water?

    asked by Anonymous
  19. physics

    A model is 14.5 kg and it is supported by four identical springs. Each spring can oscillate with a frequency of 3Hz. What is the value of the spring constant?

    asked by tla
  20. 8th grade

    Sam Squeeze has 10 quarts of a drink that is 60% organge juice. how much pure orange juice must he add to get a drink that is 75% orange juice?

    asked by Anonymous
  21. 8th grade

    Sam Squeeze has 10 quarts of a drink that is 60% organge juice. how much pure orange juice must he add to get a drink that is 75% orange juice?

    asked by Anonymous
  22. physics

    Two masses of 2kg,4kg and 6kg are placed at 4 corner of a square of side 1 metre find gravitational field intensity gravitational at centre.

    asked by Anonymous
  23. science -chemistry

    please could someone help me answer this question:- explain simply why aluminium is cheaper than gold with refernece to the extraction method and abundance. thankyou ive looked myself but can`t find anything.

    asked by Anwar
  24. Math

    You are a share analyst for an investment firm and are investigating the return on shares in the Eastern Mining Corporation over the last four years. The return on Eastern Mining Corporation shares over the last four years is presented. Calculate the

    asked by Gina
  25. Math

    The weights of individual nails produced by the 'Hammer 'n Nail' hardware company follow a normal distribution with the average nail weight being 5.1 grams and the standard deviation in nail weight being 1.6 grams. When a nail is produced it is discarded

    asked by Louise
  26. Medical Terminology

    Hello. Please,if someone can help me answer all these questions. I have few answers and i would like to compare it to my own answers thanks. 1. Dr. Hannah places a stethoscope to a seven-year-old child’s chest. The lungs reveal basilar rales. Which

    asked by mielchie
  27. business

    What is the most significant Manufacturing Industries in Canada?

    asked by Sabrina
  28. geometry

    . Which of the following circles would show the locus of points in a plane 1 unit from the intersection of the lines x + y = 2 and x – y = 4? a. center (4, 2), radius = 1 b. center (3, –1), radius = 1 c. center (3, 1), radius = 1 d. center

    asked by faty
  29. Chemistry

    Please reply as soon as possible, I really need the answer urgently. How many grams of NaOH are required to completely neutralize 100ml of 1M solution of H2SO4?

    asked by Lost In Studies
  30. Physics (Projectile Motion)

    Please reply to this one urgently: Horizontally moving plane at 600kmph speed, at a height of 1960km, drops a package at point A and it drop at point B. Find the distance between A and B.

    asked by Lost In Studies
  31. Physics

    A person doing a chin-up weighs 615.4 N, disregarding the weight of the arms. During the first 21.0 cm of the lift, each arm exerts an upward force of 435 N on the torso. The acceleration of gravity if 9.81 m/s 2 . If the upward movement starts from rest,

    asked by Jim Kirk
  32. Physics

    A 9 kg object is given a displacement ∆~s = (4 m) ý + (3 m)ˆ J + (−4 m) k along a straight line. During the displace- ment, a constant force of ~ F = (1 N) ý + (−5 N) J + (7 N) k acts on the object. Find the work done by ~ F for this displace-

    asked by Jim Kirk
  33. Math

    Andy and William work together to build a toy house. It will take William 6 hours and Andy 4 hours, or William 10 hours and Andy 2 hours to finiah their work. If William works alone how many hours will it take to finish his work?

    asked by Patti
  34. US History

    I reallyyy need help with this one question please--- 2. What evidence in the Declaration of Independence is there of religious faith? How does this religious faith influence the ideals expressed in the Declaration? I see some mentioning of religious faith

    asked by mysterychicken
  35. business

    who started the Hudson's bay company? what is the history of HBC? thANK YOU SO MUCH!!

    asked by Sabrina
  36. math

    make an array for the number sentence?4*8=32

    asked by keith smith
  37. DR RUSS

    thankyou for your help !!

    asked by Anwar
  38. math word problem

    Andy and William work together to build a toy house. It will take William 5 hours and Andy 4 hours, or William 10 hours and Andy 2 hours to finish their work. If William works alone, how many hours will it take to finish his work? 5 10 15 20 Explain how

    asked by M.A.
  39. Physics

    A car brakes from 18 m/s to 6.0m/s in 3.0 seconds. How far did it travel in this time? I got 36 m...

    asked by katelyn
  40. reading

    In F. Scott Fitzgerald's story "Bernice Bobs Her Hair," we are very likely to A. see Marjorie's personality as shallow. B. think of both Marjorie and Bernice as painfully naïve. C. realize that Marjorie is sensitive to Bernice's feelings. D. decide that

    asked by kearra
  41. physics

    A ball falls from rest on another planet. It falls 30 m, reaching a velocity of 15m/s. Determine its acceleration.

    asked by katelyn
  42. 12th grade

    At 1p.m. I will be feeding the dogs. At the house.

    asked by Renee
  43. Algebra

    I have 18 bills that equal $100.00 (5-$10 bills, 9-$5 bills, 3-$1 bills, 1-$2 bill). How can this be expressed in an algebric equation?

    asked by Sue
  44. physics

    what is the shortest possible time in which a bacterium could travel a distanceof 8.4 cm across a petri dish at a constant speed of 3.5 mm/s

    asked by guled omar
  45. english

    I need to find the error in these sentences. 1. They is both happy. It has a subject and a verb. I'm lost. 2. This morning I watch TV before I drove here. .. need to know are they subject-verb agreement, run- on, verb form and tense or fragment. Please

    asked by Renee
  46. childcare

    will you please check homework? 1. In preparing a budget for a day care center, you must plan for taxes. As an employer, you must pay part of each employee’s _______ tax. A. Social Security C. state income B. federal income D. local answer(b) 2. You’re

    asked by Tina
  47. 2nd grade

    Please tell me which sentence is correct. Adrian chose him and I for the job. *Adrian chose him and me for the job.

    asked by Anne
  48. Algebra

    Add and subtract the rational expressions as indicated. Be sure to express your answer in simplest form ((9)/(7x)) + ((1)/(2y)) -1 I got an aswer of (16y)/(7x+2y+1)) but when I submit it shows me as wrong. Can anyone help, thanks

    asked by Alex
  49. English

    How do you fix this pronoun agreement. The first theme that the author demonstrates is to not let people with a disability feel abnormal, but for them to use the abilities that they have to help them build their self-confidence.

    asked by Madison
  50. biochemistry

    Calculate the pH change of 10mL of HCl added to 1M phosphate buffer in 1L with initil pH of 7.2?

    asked by Lina
  51. Accounting

    What is the relationship between the amounts on the adjusted trial balance for an account and its ledger? Why is it necessary to prepare the formal financial statements if all the data are on the adjusted trial balance? I am having problems finding the

    asked by kim
  52. chemistry

    1.why is potassium permanganate used in the process of distillation of water?

    asked by surya
  53. Stats

    The director of admissions at Kinzua University in Nova Scotia estimated the distribution of student admissions for the fall semester on the basis of past experience. Admissions Probability 1,080 0.5 1,340 0.2 1,660 0.3

    asked by Nicole
  54. Stats

    Exercise 6-8 The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 235 customers on the number of hours cars are parked and the amount they are charged. Number of Hours Frequency Amount Charged 1 18 $3 2 33 7

    asked by Nicole
  55. wwhs

    An oxygen gas tank has a volume of 8 L and a pressure of 1500 N/m2. If the temperature decreases from 2500 K to 2000 K and its volume increases to 24 L, what is its final pressure?

    asked by luis
  56. math

    We deposited 7,500 dollars into a savings account which pays 3.6 percent annual interest, compound quarterly.How long after the money is deposited will the account balance be 9,750 dollars?What initial deposit will generate a balance of 12000 dollars in

    asked by nesha
  57. math

    Can any one help me with this problem am having trouble with coming up with the answer. 7-(-1)/3(2)-9/(-3)

    asked by davis
  58. business

    Please please I need help with this question. thanks For 2010, Fielder Corporation reported net income of $30,000; net sales $400,000; and average share outstanding 6,000. There were no preferred stock dividends. What was the 2010 earnings per share?

    asked by mark
  59. business

    Which measure would a long-term creditor be least interested in reviewing? a.free cash flow b.debt to total assets ratio c.current ratio d.solvency measure

    asked by mark
  60. health

    A specialist who diagnoes, treats, and prevents disorders and diseases of children is a/an?

    asked by Anonymous
  61. math

    I need to see if i worked this problem right. -8 - -7 =-15 -8+-7=-15 do i add this together aredo i subtract and get -1

    asked by davis
  62. business

    Which pair of accounts follows the rules of debit and credit, in relation to increases and decreases, in the same manner? A. Accounts Payable and Rent Expense B.Repair Expense and Notes Payable C.Prepaid Insurance and Advertising Expense D.Service Revenues

    asked by mark
  63. english

    I wrote five sentences but they all have to have different verb tense. Can u let me know if right are let me know what I need work on. 1.This class made me look at my financial future. Look is verb and its in present tense, 2. Financial planning is a class

    asked by Renee
  64. Critical Reading

    Can someone please help me with this question? Write one analogy about "taking an online course" that would be a valid comparison and help someone understand your experience. Write another analogy that would be an invalid comparison (the comparison would

    asked by Jessie
  65. math

    the width of a rectangle is 6 cm less than the length. the perimeter is 72cm. write and solve an equation to find the width and length of a rectangel.

    asked by joe
  66. algebra

    use the intercepts to graph the equation x+2y=4

    asked by Vanessa
  67. Chemistry

    Could someone please check my answers/work for the following questions. EQUATION: 3H2+N2 -->2NH3 1) How many grams of NH3 can be produced from 3.98 mol of N2? 3.98 mol N2(2 mol NH3/2 mol H2)=2.65 mol Convert to grams: 2.65(17.0)=45.14g 2.)How many grams of

    asked by Sarene
  68. physics

    A person walks in the following pattern: 2.9 km north, then 1.9 km west, and finally 8.0 km south. How far and in what direction would a bird fly in a straight line from the same starting point to the same final point?

    asked by vishal
  69. Chemistry

    Please help solve; 2Al +3Cl2 --> 2AlCl3 You are give 31.0g Al and 36.0g of Cl2. If you had excess chlorine, how many moles of of aluminum chloride could be produced from 31.0 g of aluminum?

    asked by Jeremy
  70. high school

    How does a scientist reduce the frequency of human error and minimize a lack of accuracy? a.Take repeated measurements. b.Use the same method of measurement. c.Maintain instruments in good working order. d.all of the above

    asked by Aisumi
  71. physic

    how to caluate a ke vs. time graph

    asked by rachel
  72. Math

    The census taker says, "I need to know the ages of your children." The mother replies, "I have no one-year-olds. The product of my children's ages is 90, and the sum of their ages is the same as my house number." The census taker replies. "I can see the

    asked by Sarah
  73. english

    help me to reply this letter from a friend in Britain,this letter is in my english book is not real but i have to write a reply. I'd love to come and stay with you.It will have to be in August because ,as you know, our summer holiday are not as long as

    asked by Anonymous
  74. physics

    The flywheel of a steam engine runs with a constant angular speed of 164 rev/min. When steam is shut off, the friction of the bearings and the air brings the wheel to rest in 1.6 h. I found the constant angular acceleration as 1.71rev/min^2. They also ask

    asked by help
  75. Statistics

    Instructions for Data Sets: Choose one of the data sets A − J below or as assigned by your instructor. Only the first 10 observations are shown for each data set (files are on the CD). In each data set, the dependent variable (response) is the first

    asked by Pam
  76. Computers

    Discuss the disadvantages of creating a bit-stream copy from a disk to a network drive. Is it worthwhile?

    asked by Anonymous
  77. math subject

    make (a) the subject 2a+ã2a^2=10 please and thank you (the 2a^2 is all spuare rooted)

    asked by jam
  78. math subject

    make (a) the subject 2a+squareroot of 2a^2=10

    asked by jam
  79. college physics

    Given the vectors = 2.00 + 8.00 and = 4.00 - 5.00, do the following. (a) Draw the vector sum = + and the vector difference = - . (Do this on paper. Your instructor may ask you to turn the paper in.) (b) Calculate and , first in terms of unit vectors.

    asked by caitlin
  80. college physics

    A man pushing a mop across a floor causes it to undergo two displacements. The first has a magnitude of 140 cm and makes an angle of 130° with the positive x axis. The resultant displacement has a magnitude of 144 cm and is directed at an angle of 30.0°

    asked by caitlin
  81. college physics

    Consider two vectors A = 4i - 4j and B = -i - 8j . (a) Calculate A + B. (b) Calculate A - B. (c) Calculate absolute value(A + B). (d) Calculate absolute value(A - B). (e) What is the direction of A + B? (from the +x axis) (f) What is the direction of A -

    asked by caitlin
  82. Teachers Aide/Early Childhood Education and After-

    8. When resolving conflicts between students in an after-school program, the teacher aide should A. give attention to the aggressor first. B. let children discuss their differences with each other. C. never use a “time-out” corner. D. separate and

    asked by AspiringTeacherandMotherofFour
  83. physics

    (a) Vector E has magnitude 50.0 and is directed 40.0° counterclockwise from the +x axis. Express it in unit-vector notation. (b) Vector F has magnitude 50.0 and is directed 40.0° counterclockwise from the +y axis. Express it in unit-vector notation. (c)

    asked by anonymous
  84. Algebra

    Determine the zeros of the function 3x^2 -8=10x. I know I rewrite it as 3x^2 -10x-8 = 0 But then what do I do-I'm totally confused-Answers are {-2,4} {2,4} {-2/3,4} {2/3,4} Please direct me or show the steps, just don't give me the answer because I still

    asked by BethAnne
  85. math geometry

    what is the area of a regular hexagon having sides of 16 meter length?

    asked by cynthia
  86. chemistry

    How did dalton discover the atom?

    asked by adrian
  87. Teachers Aide/Early Childhood Education and After-

    11. The most common early childhood program in the United States is A. the eclectic model. C. DISTAR. B. the Montessori model. D. the Froebelian model. I have no idea. There is really only a few sentences that would lead me to believe that the Froebelian

    asked by AspiringTeacherandMotherofFour
  88. literature

    what is pastoral literature?

    asked by chelsea
  89. business

    you ask for feedback on a proposal and are told,"I don't believe your claims. Your facts must be wrong." You are confident that your facts are indeed correct.You should: A)write a memo to the proofreader's supervisor before sending the final proposal. B)

    asked by Anonymous
  90. Maath

    Find an equation of the line L in point slope form and in general form. L is parallel to the line 3x-2y+5=0 and contains (2,3)

    asked by Heather
  91. Science

    An astronuat who was outside repairing his spaceship with a wrench lost his tie rope. Now he is stranded in space. Unfortunately, you can't swim in space. How can the law of conservation of momentum help the astronaut return to his ship.

    asked by Carolyn
  92. science

    Explain why a bullet with a mass of 15 grams and a velocity of 400 m/s has more momentum than you at rest. Calculate the momentum for both.

    asked by Ashley
  93. Algebra

    Write a polynomial for the area between two concentric circles if the radius of the outer circle is two less than three times the radium of the inner circle.

    asked by Sue
  94. Calculus

    Find f'(a). f(x)= (x^2 + 1)/(x - 2) So, [[(a + h)^2 + 1]/[(a + h) - 2]] - [(a^2 + 1)/a - 2] and the whole thing divided by h I tried simplifying it and ended up with [a + h/-2] - (a-2), which is incorrect. I used wolfram alpha and got (a^2 - 4a - 1)/(a -

    asked by CMM
  95. math

    Amy paid $77.71 for shoes during a 20% off sale. What is the regular price of the shoes?

    asked by kalaya
  96. English

    can anyone answer these questions? How do people choose what to buy? what are presents for and what do they express?

    asked by Paul
  97. science

    Why do you think that the Scientific Method is so important when we talk about the development of Psychology as a science?

    asked by mac
  98. English 2

    I have to write a cause and effect essay, and I'm writing about the cause for the popularity of fast food restaurants and the effect its had on people. I have plenty of causes listed, but for the effect I only have 2- Obesity, and jobs for people without

    asked by mysterychicken
  99. math word problems

    On three consecutive passes a football team gains 10 yards, lose 36 yards and gain 41 yards. What is the total net yards. i truely don't understand

    asked by kalaya
  100. Physics

    Can someone please tell me how to calculate the percent of error for a set of data points? thanks so much!

    asked by Happy Face
  101. English

    Who is the speaker in Journey by Mary Oliver.Is it your conscious directing you, telling you what you must do?

    asked by Julia
  102. Com155

    Use at least five adverbs and five adjectives to write a 150- to 300-word review of a movie, sporting event, musical performance, or television show

    asked by Jacqui
  103. physics

    It takes the elevator in a skyscraper 3.6 s to reach its cruising speed of 10 m/s. A 69 kg passenger gets aboard on the ground floor. 1.What is the passenger's weight before the elevator starts moving? 2.What is the passenger's weight while the elevator is

    asked by madiha
  104. 9th grade

    The islamic ...and Arabic ... held the empire together

    asked by Shannon
  105. physics

    A constant force is applied to an object, causing the object to accelerate at 6.00 m/s^2. What will the acceleration be if: a.The force and the object's mass are both doubled? b.The force is doubled and the object's mass is halved?

    asked by madiha
  106. Geometry

    Overlapping angles Given: m angle HGK= m angle JGL Prove: m angle 1= m angle 3 Statements: Reasons: 1.) m angle HGK= m angle JGL 1.) Given 2.) 2.) 3.) 3.) 4.) 4.) Can you please help me complete the proof? Thanks for your help!

    asked by Happy Face
  107. math

    Your younger brother is pulling a sled up a hill. Each minute he moves foward 20 feet but also slides back 3 feet. Describe how you can determine the time he needs to pull his sled 130 feet foward.

    asked by morgan
  108. calculus

    for the function f(x)=4x^2 +7, find the equation of the tangent line to the graph of f at x+1. if the equation of the tangent line is written as y=mx+b. m=? b=?

    asked by Jenny
  109. geography

    Explain the three steps that geographers yse

    asked by Oj Lyttle
  110. calculus

    if the tangent line to the function f(x)=ãx +a at x=16 has equation y=mx+6. find a and m. you may use the fact that f'(x)= 1/(2ãx)

    asked by Jenny
  111. Maths

    What does a business having a "high world demand" mean? So with this high demand what are the benefits of this?

    asked by Anique
  112. Geometry

    Reflective sets of angles Given:

    asked by Happy Face
  113. Alg. II

    Solve y=Arcsin 1/2 A.) -5pi/6 B.) 5pi/6 C.) -pi/6 D.) pi/6

    asked by Kim
  114. calculus

    consider the function f(x)=2x^2 +1. its tangent line at x=2 goes through the points (2,y1) and (-1,y2) where y1=?, y2=?

    asked by Jenny
  115. calculus

    consider the function f(x)=2x^2 +1. its tangent line at x=2 goes through the points (2,y1) and (-1,y2) where y1=?, y2=?

    asked by Jenny
  116. Physics

    Can someone please tell me how to calculate the percent of error for a set of data points? thanks so much!

    asked by Happy Face
  117. cpcc

    A 134 N bird feeder is supported by three cables as shown in Figure P4.17. Find the tension in each cable. right cable 1 N left cable 2 Your response differs from the correct answer by more than 10%. Double check your calculations. N

    asked by thomas
  118. world history

    When did the babylonians conqure mesopotamia?

    asked by Annalisa
  119. math 5th grade

    I am 45 years older than my son. Now the two digits in my age both prime are the reverse of the two in my son's age. How old am I

    asked by tryston
  120. Business communication

    you have 4 reasons for saying "no" two of them are very strong reasons, one has a tiny loophole, and one is very weak. in your message you should: a. Include all 4 reasons, b.Omit the very weak reason and use the other three, c. use only the 2 strong

    asked by IceIpac
  121. physics help

    A woman is pushing a sofa at constant speed of 1.0 m/s on a horizontal surface. She exerts a horizontal force of 80 N in the direction of motion. A) how can the sofa move at constant speed without Newton's first law being violated? B)Approximately how hard

    asked by Stan
  122. math please help!!!!!!!!!!!!!!!!!!!!!

    4=W on W. I don't get it.

    asked by CeCe 4gr
  123. Math

    Determine the zeros of the function 3x^2 -8=10x. I know I rewrite it as 3x^2 -10x-8 = 0 But then what do I do-I'm totally confused-Answers are {-2,4} {2,4} {-2/3,4} {2/3,4} Please direct me or show the steps, just don't give me the answer because I still

    asked by Beth Anne
  124. Geometry

    midpoint of L. 1/3XY = 3. What is the midpiont of XY?

    asked by angie
  125. 3rd grade math

    draw a number line. make sure the following numbers are on the line: 1,472; 1,560, 1,481

    asked by karen
  126. Chemistry

    How many molecules of Cl2 would be formed from the reaction mixture that produces the greatest amount of products? Consider the following reaction: 4HCl(g)+ O2(g)to 2H2O +2Cl2(g)

    asked by Brian
  127. physics

    a traffic light is supported by two cables that are 140 degres apart. Each cable exerts a tensile force of 150 N on the night. How mucg does the light weigh?

    asked by idk
  128. College Physics

    A Borg cube starship is zooming past Earth with a speed v=0.97c as shown. The cube has side lengths of 3.03 km. What is its volume, measured from Earth? Can someone step me through this problem?

    asked by Nicole
  129. Math Check

    The only inequalities where I have to check the values between the points are polynomial and rational inequalities, right? And not any other type of inequalites By Checking I mean to know which way to shade on a graph Just making sure

    asked by Amy~
  130. physics

    a very strong girl runs 200 miles for several hours. After a brief rest she runs another 100 miles north. She stops for the night at a local bed and breakfast and the next morning ealks 75 miles directly south-east. Find the magnitude and direction of her

    asked by idk 22
  131. English

    Need help with Synecdoche is a "figure of speech" in which a part is used for a whole, or the reverse. Please help with the following especially with School and Hand. This is what I have so far. Thanks! 1) Jackson has a strong arm: Meaning is, Throws well?

    asked by Janet
  132. math

    538 divided by -63

    asked by kenzie
  133. healt

    what are the four categories of physical fitness

    asked by Anonymous
  134. math

    There are 36 buttons in a jar. There are 3 times as many red buttons as white buttons. How many white buttons are there? How many red buttons are there?

    asked by Joe Joe
  135. math

    Which of the following is a disjunction? Angela is forty-three. Lisa will run a marathon and Lisa will compete in a triathlon. Paul is at school or Paul is at home. A spuare has four sides and four angles.

    asked by Troy
  136. math

    There are 40 yellow and blue marbles in a bag. There are 4 times as many blue marbles as yellow marbles. how many yellow marbles are there? how many blue marbles are there?

    asked by Joe Joe
  137. 11th grade

    sound travels at 350 m/s in warm air. "If you hear the echo in 10 seconds, how far away is the reflecting surface?

    asked by lisa
  138. Math

    For this inequality 3x^(2) - 2x -1 > or equal 0 I get x=1 , x=-1/3 would the solution set become {x|1 < x < -1/3} I wasn't sure about the sign, if it should be greater than or equal to .

    asked by Amy~
  139. physics

    A woman is pushing a sofa at constant speed of 1.0 m/s on a horizontal surface. She exerts a horizontal force of 80 N in the direction of motion. Approximately how hard would the woman have to push to keep the sofa moving at a constant speed of 2.0 m/s?

    asked by Stan
  140. physics

    During an Olympic bobsled run, the Jamaican team makes a turn of radius 7.9 m at a speed of 97.4 km/h. What is their accelaration in g-units?

    asked by annamaria
  141. MATHS

    a parabola passes through the points (1,1) , (2,0) and (3,1) the equation of the parabola is y=ax^2 + bx + c a) write down a system of equations representing this parabola. b) solve the corresponding system and hence write down the equation of the parabola

    asked by MOHAMMED
  142. GEOMETRY

    Reflective sets of angles Given:

    asked by Happy Face
  143. PHYSICS

    Can someone please tell me how to calculate the percent of error for a set of data points? thanks so much!

    asked by Happy Face
  144. physics

    What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her speed is 31 km/h and the coefficient of static friction between the tires and the road is 0.29?

    asked by annamaria
  145. Economics

    How can you use information about the business cycle when making a decision about a large purchase?

    asked by Emily
  146. GEOMETRY

    Overlapping angles Given: m angle HGK= m angle JGL Prove: m

    asked by Happy Face
  147. physics

    An airplane is flying in a horizontal circle at a speed of 490 km/h. If its wings are tilted at 44° to the horizontal, what is the radius of the circle in which the plane is flying? Assume that the required force is procided entirely by an "aerodynamic

    asked by annamaria
  148. physics

    Block B weighs 708 N. The coefficient of static friction between block and table is 0.32. Assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary.

    asked by annamaria
  149. us history

    The Kansas-Nebraska Act: ensured that the number of free and slave states would remain equal repealed the Missouri Compromise and authorized the residents of both territories to determine the status of slavery temporarily suspended the Missouri Compromise

    asked by bobbie
  150. Math

    Directions : write the equation or an inequality 1.The difference of a number C and 17 is more than 33 ? 2.The product of 3 and number X is at most 21 ? 3.The sum of 14 and twice a number Y is equal to 78 ? 4.The difference of 22 and the quotient of a

    asked by keila
  151. Calc

    Find f'(a). f(x)= (x^2 + 1)/(x - 2) So, [[(a + h)^2 + 1]/[(a + h) - 2]] - [(a^2 + 1)/a - 2] and the whole thing divided by h I tried simplifying it and ended up with [a + h/-2] - (a-2), which is incorrect. I used wolfram alpha and got (a^2 - 4a - 1)/(a -

    asked by CMM
  152. Math

    34 x (n x 2) = 680

    asked by Kessani
  153. physics

    If the green ball bounces upward from the ground with a speed of 20 m/s (immediately after it hit the ground), calculate the momentum of the ball as it goes upward immediately after hitting the ground

    asked by becky
  154. history

    The Dredd Scott decision: *declared that Congress could not prohibit slavery from a territory *struck down the Kansas-Nebraska Act *stated that a slave was property and could never be a citizen *allowed slavery in every state in the Union

    asked by bobbie
  155. math

    40=y+4y

    asked by Joe Joe
  156. History

    Describe the reform’s positive or negative effects on American society: 1)Settlement houses 2)Professionalism 3)Women’s suffrage 4)City manager governance 5)Initiative and referendum 6)Direct primary 7)Judicial recall 8)Temperance 9)Square Deal

    asked by Glenda
  157. 8th grade

    what is science

    asked by mary
  158. Teachers Aide/Early Childhood Education and After-

    16. When planning activities for an after-school day care program, the teacher aide should provide A. drill and thinking activities that carry over from the school curriculum. B. activities that are highly structured and demanding. C. a choice of

    asked by AspiringTeacherandMotherofFour
  159. 8th history

    A direct result of the three-fifths compromise was: the political power of the South was greatly increased since they were apportioned more representatives. *northerners paid more taxes than southerners. three-fifths of the population in the South was

    asked by bobbie
  160. child care

    Mrs. Carroll and her sister want to keep their taxes low and keep Ms. Howard's liability to the amount of her original investment. Which type of business arrangement would be best for them

    asked by roro
  161. Chemistry

    I need help on this stoichiometry problem. I don't know whay my answer is incorrect. The fermentation of sugar to produce ethyl alcohol occurs by the following reaction: C6H12O6 -- 2C2H5OH + 2CO2 What mass of ethyl alcohol can be made from 1.00 kg of

    asked by Deni
  162. spanish

    what does el poncho mean?

    asked by pat
  163. critical thinking

    A company can either invest in employee training seminars or update its computer network. Since updating the computer network would result in more measurable benefits, the company would be best off updating its computer network. The argument above assumes

    asked by Anonymous
  164. MATH

    When a concrete structure is built, and engineer often performs a slump test on the concrete to ensure that it is of suitable strength and consistency. The engineer fills a truncated cone with bottom diameter 200mm, top diameter 100mm and height 300mm with

    asked by Anonymous
  165. math

    The diameters of a wooden dowel produced by a new machine are normally distributed with a mean of 0.55 inches and a standard deviation of 0.01 inches. What percent of the dowels will have a diameter less than 0.57?

    asked by michelle
  166. science

    In electrolysis, electrons move between two metal strips called ________________. Please help!!!

    asked by tammy
  167. college- accounting

    We just starting the chapters in accounting in school. We have about 10 problems to do. I will post one problem here and i need someone to show me how exactly they got it, so i understand and it could help me work on the other 9. here it is- The

    asked by gaba
  168. accounting

    during the period 1 oct to 10 october2008 the stock figure was $38 900 sales were $7800,the company makes a gross profit of30% on cost (ii)purchases were$4000 (iii)returns in wards were$1950 (iv)one stock sheet had been overadded by$800while the other had

    asked by shaz
  169. English

    Can you please check the following sentences for me? Thank you in advance. 1)They made a hole in the bottom of the boat on the beach. When the other sailors arrived at the beach by boat, they decided to leave three men in the boat whereas the other seven

    asked by Franco
  170. business math

    Kamman VanMarko Plumbing equipment sales Commission rate: 9 1/2% Annual pay: $17,496 Month's sales: $2,460 What is the monthly pay? $1,691.70 $1,458 $3,918

    asked by Anonymous
  171. MATH

    The sum of 14 and twice a number y is equal to 78 ?

    asked by Keila
  172. trig

    25q to the second power -81=0

    asked by kik
  173. 9th grade MATH

    The sum of 14 and twice a number y is equal to 78 ?

    asked by Keila
  174. math

    Melissa collected 3 kinds of leaves when she was out walking--- elm, maple, and oak. She has 2xs as many maple leaves as elm leaves and 5xs as many oak leaves as elm leaves. Altogether, she has 32 leaves. How many of each kind does she have?

    asked by S
  175. Chemistry

    Thank you! I redid my questions and I got the following answers. Please let me know if they are correct! I am really unsure about the significant digits! 1. 135.32g NH3 2. 1.85g H2 3. 9.93X10^19 molecules.

    asked by Sarene-to Dr. Bob222
  176. Physics

    In the javelin throw at a track and field event, the javelin is launched at a speed of 25 m/s at an angle of 30.7° above the horizontal. As the javelin travels upward, its velocity points above the horizontal at an angle that decreases as time passes. How

    asked by blah
  177. MATH

    calculate missing dimension. a) cylinder has volume 1m3 and height of 0.6m. How do I fifure the missing dimension. Could someone please provide me with a formula to figure this out. Also can someone please explain to me step by step how to do this. Cause

    asked by Anonymous
  178. Organic Chem

    how would you make 300mL of toluene and hexane in a artion of 70:30 respectively? i don't un derstand please help

    asked by steph
  179. calculus

    11,406.14=(438.3/r)(1+r)^10 how do you solve for r?

    asked by Courtney
  180. French

    Can you check these thanks Part 1: Choisissez 1. Il a eu un accident et on a appelé ----------. A. un anesthésiste B. le serivce des urgences C. un fauteuil roulant Answer: B 2. On a mis le blessé sur -------. A. son genou B. un pansement C. des

    asked by Missy
  181. physics

    An airplane whose airspeed is 295 km/h flies parallel to the direction of a wind with a speed of 40.0 km/h. What are the two possible speeds of the plane relative to the ground?

    asked by Anonymous
  182. math

    how is it possible for a triangle to have angles of 90, 50 &60

    asked by donna
  183. Chemistry

    Calculate the molarity of a solution made by dissolving 0.0715 mol Na2SO4 in enough water to form 550 mL of solution. While we're at it... How many milliliters of 10.6 M HCl solution are needed to obtain 0.205 mol of HCl? Also... How many grams of solute

    asked by Alex
  184. Chemistry (again)

    What mass of NaOH is required to precipitate all the Fe2+ ions from 52.0 mL of 0.200 M Fe(NO3)2 solution?

    asked by Alex
  185. Spanish

    I need help with these last 2 1.Mis amigos y yo * (asistir) a la universidad. 2. Yo (creer) en Dios y * (asistir) a la misa (Mass) con mis padres los domingos. I just need help with asistir on this part.

    asked by Christopher
  186. Chemistry

    are these items belowed classified as a heterogeneous mixture, a solution, a compound or and element? chalk clear spring water oxygen tomato soup pencil ice and soda sterling silver iron

    asked by Courtney
  187. math

    I am A number in the Last row on the hundreds chart. my ones digit is even.the differance between the ones digit and tens digit is 5.What number am i?

    asked by Sara
  188. math

    at 1p.m. two trains, traveling towards each other, leave from towns that are 312 km apart. one train averages at most 82 km/h and the other at most 74 km/h. what is the earliest time for them to meet?

    asked by Anonymous
  189. economics

    out of the four economic market models : competitive market, monopoly market, monopolistic competition and oligopoly in your opinion which is the best market model and which is the worst

    asked by chris
  190. math

    tell wich operation to do first then find the value of each expression

    asked by bryanna
  191. MATH

    When a concrete structure is built, and engineer often performs a slump test on the concrete to ensure that it is of suitable strength and consistency. The engineer fills a truncated cone with bottom diameter 200mm, top diameter 100mm and height 300mm with

    asked by Anonymous
  192. geometry

    a square has an area of 48 cm suared what is the best estimate of the length of ach side of the square?

    asked by Anonymous
  193. Math

    Soda comes in packs of 6. Candy comes in 4 bags per pack. What is the least number of each pack (Soda and Candy) she must buy to have exactly one soda per bag of candy?

    asked by Rose
  194. economics

    name two competitor companies that are U.S. GAAP publicly traded companies

    asked by chris
  195. Physics

    a girl jumps off a high diving platform with a horizontal velocity of 2.77m/s and lands in the water 1.2s later the acceleration of gravity is 9.8m/s squared how high is the platform and how far from the base of the platform does she land?

    asked by Samantha
  196. MATH 9 th grade

    The difference of 22 and the quotient of a number m and 4 is 54 ?

    asked by Keila
  197. Re: Math

    The only inequalities where I have to check the values between the points are polynomial and rational inequalities, right? And not any other type of inequalites By Checking I mean to know which way to shade on a graph Just making sure

    asked by Amy~
  198. math

    the sum of 7 and three a number b is at least 12 ?

    asked by JeSsica
  199. math

    what is a word problem for 2x-4=8?

    asked by MATH
  200. chemistry

    is melting point of 120-126 C a typical range for a melting point

    asked by yoo
  201. MATH

    1 6x+7=25;3 2 22-5c=8;3 3 b\4-7=1;36 4 7a+4_>20;2.7 ps. the arrow is suppose to be on top of the line. 5 4y-3.12;4 6 m\3+14

    asked by JeSsica
  202. Science

    If you drive 20 laps around a circular race track at 100 m/s what do you know about your speed, velocity and acceleration?

    asked by Joseph
  203. Math- Simplifying Identities

    1.) cot(-θ)(secθ) I think the answer is secθ but I don't know how to get this. 2.) (tanθ) / (cos)(90° -θ) 3.) 3sin2xcos2x - sin4x 4.) (cosx + tanx) / (csc^2 x)

    asked by Jamie
  204. read and write

    what does the word stoically mean in the book Iron and Silk by Mark Salzman

    asked by hunter
  205. geometry

    In similar triangles ABC and DEF, corresponding sides AB and DE equal 15 and 12, respectively. If the perimeter of triangle ABC=40, what is the perimeter of triangle DEF

    asked by Saw Phone Thet
  206. English

    Hi. I'm checking my son's homework and need some help myself. I know you can't give us the answers, but can you give us some choices that we can research? Former Indonesian president Suharto was sometimes referred to as a puppet master. What literary

    asked by Mary
  207. college

    $ 2000 invested intrest compounded continuously. find time to grow account to 4500 @ 4.25%

    asked by Anonymous
  208. algebra

    evaluate the exprression 90/x for the given values of x to complete the table x 2 3 5 9 15 18 20

    asked by James
  209. Chemistry

    The water vapor pressure at 25 degrees celsius is 23.76 torr. If 1.25 grams of water is enclosed in a 1.5 L container, will any liquid be present? If so, what mass of liquid?

    asked by Kay Pham
  210. The Hunger Games

    Has anyone read the Book "The Hunger Games", I needed a little bit of information on it. I've read it as well and am trying to point out Peeta and Katniss's skills during the hunting games, but I don't really know how to do that in point form. I am

    asked by Sara
  211. Maths

    An atom of chlorine has 6 more protons than an atom of sodium. The atomic number of chlorine is 5 less than twice the atomic number of sodium. How many protons in atom of chlorine?.

    asked by Ravita
  212. social studies

    WHERE DID PORTUGUESE MAKE VOYAGES OF DISCOVERY?

    asked by CY
  213. Chemistry

    calculate the mass of the following numbers of atoms: a] 6.022 X 10^24 atoms of tantalum

    asked by Nicole
  214. Physics

    Determine the magnitude and direction of the displacement if a man walks 32.5 km 45° north of east, and then walks due east 19.5 km.

    asked by Alyssa
  215. math

    If you had a fraction strip folded into 10ths what fractional lengths could you measure with the strip

    asked by Anonymous
  216. math

    Amy paid $77.71 for shoes during a 20% off sale. What is the regular price of the shoes?

    asked by jean
  217. home economics

    three branches of home economics?

    asked by shania
  218. Finance

    "An investor is proposing to buy shares in XYZ company. XYZ company is expected to an annual dividend of $2.50 per share. The current share price is $50.00. If the investor requires an annual rate of return of10%, what must the share price be in 1 yr?.

    asked by Donna
  219. 5th grade math

    what is the answer to: 16-(3x2)x 2

    asked by Margo
  220. Algebra 2

    When you solve t(t+1)(t-2)=0, is the solution {0, -1, -2}?

    asked by Danny123
  221. Algebra 2

    Is this how you solve t^3 - t = 0? t(t^2-1)=0 t(t-1)(t-1)=0 t=0 or t=1 {0,1}

    asked by Danny123
  222. Biology

    The tropical rain forests that are being cleared to grow crops for biofuels normally trap _____ carbon dioxide than the crops do. A. more B. less C. the same amount of Thank You.

    asked by bee
  223. social studies

    which city has the same relative position north of the equator,that santiago chile has to the south

    asked by mikail
  224. math

    data set of numbers with mode 7, median 12, range 13, and maxium 18

    asked by Anonymous
  225. Science

    What is an individual organism, population, community, and an ecosystem? Please answer! Thanks! -Pancake o.o

    asked by The Official Pancake Queen
  226. social studies (regions)

    Regions are a way to describe and compare places. A region is identified by its common characteristics and/or features. Identify five common five common regions throughout the world accoarding to their common characteristics, (ex. Deserts: the Sahara and

    asked by Eliza
  227. vocab.

    sentence with the word curio pls

    asked by alanaR.
  228. Teachers Aide/Early Childhood Education and After-

    Here are my answers thus far....Number 20 has not been answered. 1.b 2.c 3.b 4.d 5.a 6.b 7.c 8.b 9.a 10.c 11.b 12.b 13.c 14.a 15.d 16.c 17.b 18.c 19.b 20.? 1. Which type of after-school game is usually most successful with younger children? A. Highly

    asked by AspiringTeacherandMotherofFour
  229. Physics

    An electron and a proton move in circular orbits in a plane perpendicular to a uniform magnetic field B. Find the ratio of the radii of their circular orbits when the electron and the proton have the same momentum. Find the ratio of the radii of their

    asked by Jess
  230. college algebra

    The length of a carpet is 5 Ft. more than the width. The perimeter is 34 ft. What is the area?

    asked by lee
  231. geometry

    A table is shaped like a regular hexagon. The length of one side is (3x + 3) in. and the length of another side is (4x − 4) in.. Find the length of a side.

    asked by Brianna
  232. math

    2*2*2*2 Evaluate expression.

    asked by Allen
  233. college algebra

    Peaches are $2.00 per pound and mangos are #4.00 per pound. I bought a total of 10 pounds of fruit for $27.00 How many pounds of each did i get?

    asked by lee
  234. World History

    describe the spread of sedentary agriculture outside the older civilized areas

    asked by Christina
  235. history/english question?

    would it make sense to say: (i am writing a report on rousseau's belief in the social contract) "....in which people come to accept the rules of society and agree to follow and pertain to them." ?? thanks, and feedback on making this sentence better? i'm

    asked by nicole
  236. Algbebra 2

    How would I put this word problem into a system of equations (three equations)? Once its in equation form I can easily solve it... A natural food store makes its own brand of trail mix out of dried apples, raisins, and peanuts. One pound of the mixture

    asked by Chrissy
  237. spanish

    someone translate please Como son la mujer y las dos mudchachas del cuadro? Quien es la mujer, y que relacion hay entre ella y las ninas? Escrbibe una descripcion de las tres personas

    asked by algebra
  238. spanish

    can someone look up the painting Mis sobrinas de Maria Izquierdo (1902-1955) and tell me about it

    asked by jasd
  239. managment

    how is knowledge captured and used in your organization? I am not sure what this qestion is asking. Help please

    asked by patiance
  240. college-accounting

    Choose two competitor companies that are U.S. GAAP publicly traded companies.

    asked by chris
  241. Physics

    An electron and a proton move in circular orbits in a plane perpendicular to a uniform magnetic field B. Find the ratio of the radii of their circular orbits when the electron and the proton have the same momentum. Find the ratio of the radii of their

    asked by Jess
  242. algebra

    rice are $2.00 per lbs. and sugar are $4.00 per lbs. I bougth a total of 10 pounds of both for $27.00 How many pounds of each did i get?

    asked by lee
  243. social studies

    How many main land regions does iceland have?

    asked by Lynsey
  244. English I

    What is feild or Scope? I am writing a book report on Lord of the Fies by William Golding.

    asked by Molly
  245. science

    microscope lens used to locate the specimen

    asked by david
  246. World History

    what classical traditions and institutions survived despite the fall of the states? Please I really need help, I have no notes on this.

    asked by Christina
  247. math

    in which quadraints are the signs of the first and second coordinate the same? the signs of the first and second coordinate are always the same in quadrants type I, II, III, or IV. use a comma to separate answers as needed

    asked by Anonymous
  248. English

    Help needed! It's due tomorrow please. Thanks. I have to do imitation. 1) A veteran bronc rider, Tom Block has ridden nine horses to death in the rodeo areno,and at every performance the spectators expect him to kill another one. This is the imitation:

    asked by Mary
  249. spanish

    use the info given to say who each person is and where each person is from ustedes/ los senores Tobar/ Panama

    asked by ford
  250. Chemistry

    I am currently working on drawing isomers and find that I become way too creative in my structures. It would be helpful to know how many I should come up with... All isomers of C5H10O that contain a carbonyl group. I am looking for a number/count of them.

    asked by Lori
  251. Algebra 2

    How would I put this word problem into a system of equations (three equations)? Once its in equation form I can easily solve it... A natural food store makes its own brand of trail mix out of dried apples, raisins, and peanuts. One pound of the mixture

    asked by Chrissy
  252. Physics

    "You throw a rock at 25m/s at an angle of 25.8511 degrees hitting a target 50m away on the ground in 2.22s." (this is on a flat surface) Vi=25m/s Theta=25.8511 degrees x=50m t=2.22s and of course g=9.81m/(s^2) "How high does the rock fly in the air?" I

    asked by dazedandconfused
  253. finite math

    Candy costing 1.25 per kilogram was mixed with candy costing 1.65 per kilogram to produce 10 kilograms of a candy mixture worth 1.40 per kilogram. find how may kilograms of each was used.

    asked by remina
  254. Science

    what does biotic and abiotic mean.

    asked by GirlSense
  255. Chem

    4NH3(g) + 3O2(g) -> 2N2 + 6H20, K=10^80 @ certain temp initially, all the reactants and products have concentrations equal to 12M. At equilibrium, what is the approximate concentration of ammonia?

    asked by Daniel
  256. Chem

    4NH3(g) + 3O2(g) -> 2N2 + 6H20, K=10^80 @ certain temp initially, all the reactants and products have concentrations equal to 12M. At equilibrium, what is the approximate concentration of ammonia?

    asked by Daniel
  257. Chem

    4NH3(g) + 3O2(g) -> 2N2 + 6H20, K=10^80 @ certain temp initially, all the reactants and products have concentrations equal to 12M. At equilibrium, what is the approximate concentration of ammonia?

    asked by Daniel
  258. 5th grade math

    What is the sum of 3142,6328, and 4743 to the nearest thousand?

    asked by Jill
  259. MATH

    1/5X24

    asked by JOHN
  260. 4th grade

    describe effects of glacier

    asked by alla
  261. government

    True or False. As a result of the war, the South's economy boomed, while the economy of the North slumped.

    asked by mary
  262. HRM

    Background CariSecur, a regional organization that has as it core business the provision of security services in CARICOM member states, is seeking to employ a Regional Information and Technology Coordinator. The position, which is new in the organizational

    asked by Dinish
  263. social studies

    how can I describe effects of glacier

    asked by alla
  264. Chemistry

    Between which two orbits of the Bohr hydrogen atom must an electron fall to produce light of wavelength 434.2nm?

    asked by Christina
  265. Physics

    A velociraptor comes at you at 20m/s and it takes you exactly 2.22 seconds to hit the switch for the door which takes 3 seconds to close. How far away must the velociraptor at least be from the door for your survival? (reworded question to make more

    asked by WaywardSon
  266. Science

    The biome with the fewest seasonal changes is the A. temperate deciduous forest. B. grassland. C. tropical rain forest. D. coniferous (boreal) forest.

    asked by Jim
  267. english

    Is this sentence correct? Taking care of this patient will be more exhausted than other patients because I have to provide intensive cares, such as giving a bed bath and turning the patient, and more attention to the patient’s safety

    asked by Anonymous
  268. physics

    The flywheel of a steam engine runs with a constant angular speed of 164 rev/min. When steam is shut off, the friction of the bearings and the air brings the wheel to rest in 1.6 h. I figured out the constant angular acceleration=1.71 rev/min2 but im not

    asked by question
  269. Math

    What is a step by step answer to (17+x)^2=2209 ?

    asked by Sonny
  270. Physics

    a 63-kg water skier is pulled up a 14.0 degree incline by a ropeparallel to the incline with a tension of 512 N. the coefficient ofkinetic friction is 0.27. What are the magnitude and direction ofthe skier's acceleration

    asked by Joyce
  271. GRADE11 math

    if f(x)= (x-4)(x=3) determine the x intercept of the funtion if y= -2f(x)... i just don't know if the -2 affects the answer because that only affects the y co ordinates. in the book it says 4,-3 but i don't know why. if this is true if the they were asking

    asked by ramuu
  272. Organic chemistry

    the pka of benzoic acid is 4.2. show mathematically that this acid is 50% ionized. Use results of part a t oexplain why precipitation is incomplete if the pH of an aquesous solution of benzoate ion is lowered only to ph 7 by adding acid. Thank you

    asked by ZC
  273. Math

    Please show the steps of 2209^1/2 or steps of square root of 2209?

    asked by Sonny
  274. Organic chemistry

    Assume that the partion compound is 3. Given 400mL of aqueous solution containg 12 g of compound. How many grams of A could be removed from the solution by a single extraction with 200mL of diethyl ether? Also how many total grams can be removed from the

    asked by ZP
  275. english

    Is this right? Taking care of this old patient will be more exhausted than providing care for other patients. I will have to provide intensive cares, such as giving a bed bath, turning the patient, and paying more attention to the patient’s safety.

    asked by Anonymous
  276. english

    Is this phrase correct? Regardless of which patients whom I will get for my first clinical day

    asked by Anonymous
  277. chemistry

    The oxidation numbers for each element in the compound Ag2SO3 are: (Enter numbers ONLY in the format +1 or -1; no spaces.) Ag S O for Ag i got +4 for S i got -2 and same for O The oxidation numbers for each element in the compound NaClO4 are: (Enter

    asked by Jason derulo
  278. geometry

    M is the midpoint of Symbol for Segment A B.. Find the coordinates of B given A(7,-2) and M(10,10). Show your work for credit

    asked by BLAH
  279. math

    graph the line containing the given pair of points and find the slope (7,0)and(5,-5)

    asked by Anonymous
  280. PHYSICS!!!!! HELP!

    The velocity of a diver just before hitting the water is -8.6 m/s, where the minus sign indicates that her motion is directly downward. What is her displacement during the last 0.86 s of the dive? im so stuck. i tried this problem several times, and my

    asked by mikey
  281. Calabasas HS

    A 46.2-mL, 0.568 M calcium nitrate [Ca(NO3)2] solution is mixed with 80.5 mL of1.396 M calcium nitrate solution. calculate the concentration of the final solution

    asked by Michael
  282. helpp in physics! so tough!

    A diver springs upward with an initial speed of 2.0 m/s from a 2.5-m board. Find the velocity with which he strikes the water. Hint: When the diver reaches the water, his displacement is y = -2.5 m (measured from the board), assuming that the downward

    asked by MC
  283. calculus

    Find the point on the curve y=1 x2+14 x such that the tangent line to the curve is parallel to 2 x + 10 y = 23

    asked by Natalie
  284. chemistry

    how much wood makes 5 pounds of ash

    asked by Anonymous
  285. english

    For this sentence, Regardless of which patients whom I will get for my first clinical day, should I use will because I am talking about the future?

    asked by Anonymous
  286. Chemistry

    If the decomposition of 3.785 g iron (III) chloride yields 1.302 g iron and 2.483 g chlorine, how many grams of iron and chlorine are produced when 2.175 g iron (III) chloride decomposes?

    asked by Ray
  287. math

    7d+5=26

    asked by emma
  288. english

    How can I fix this sentence? In anticipation of my beginning clinical, I will expect myself to work in geriatric unit, where I can take care of old adults

    asked by Anonymous
  289. algebra 2

    how do u solve a system of linear equations in three variables? for example this problem Ex.1 2x-2y+z=3 5y-z=-31 x+3y+2z=-21

    asked by tikenya
  290. Physics

    Estimate the work you do to mow a lawn 14m by 23m with a 0.5m-wide mower. Assume you push with a force of about 15N.

    asked by Phil
  291. Chemistry

    Hi, I posted my question earlier but I was having some difficulty with it. 2Al+ 3Cl2-->2AlCl3 You are given 31.0g of aluminum and 36.0g of chlorine gas. 1.If you had excess chlorine, how many moles of aluminum chloride could be produced from 31.0g of

    asked by Jeremy
  292. grade 11 math

    if f(x)= (x-4)(x=3) determine the x intercept of the funtion if y= -2f(x)... i just don't know if the -2 affects the answer because that only affects the y co ordinates. in the book it says 4,-3 but i don't know why. if this is true if the they were asking

    asked by Cindy
  293. grammar

    what is the simple predicate in The insects bodies can turn wood into food?

    asked by josh
  294. Chemistry

    If 920 mL of 0.0402 M aqueous LiOH reacts stoichiometrically according to the balanced equation, what mass (g) of gaseous CO2 is required? 2 LiOH(aq) + CO2(g) → Li2CO3(aq)

    asked by DJ
  295. chemistry

    Hi, Im trying to understand this. If i have Cl35 and Cl37 what would their differences be in physical property? Im assuming boiling point and melting point obviously, but are there any more? Atomic weight or ionization energy? Thnx :)

    asked by Marie
  296. Math

    Please show me a step-by-step of square root of 2209 without using calculator or just say square root of 2209?

    asked by Sonny
  297. math

    6r-3=15

    asked by emma
  298. chemistry

    If a mole of hydrogen gas (H2) contains 6.02 x 10^23 molecules, how many molecules are there in 10.0 moles of hydrogen gas? Answer 60.20 x 10^23 molecules 6.0 x 10^23 molecules 6.02 x 10^20 molecules 6.02 x 10^24 molecules None of these is correct. would

    asked by lala
  299. Calculus

    How did I solve this? Find the change in y if x changes from 1 to 3. The equation is y=f(x)=2x^2+5

    asked by Avalon
  300. Math

    Doug created a pattern of towers. Tower 1 was created using 5 blocks. Tower 2 used 6 blocks. Tower 3 used 7 blocks. Tower 4 used 8 blocks. what is the rule for the pattern Doug used to build his towers? How many blocks will be in Tower 20

    asked by A.T.
  301. english

    Does this sentence make sense? They will be my new patients whom I never had a chance to care for since I volunteered at hospital.

    asked by Anonymous
  302. physics

    The coefficient of kinetic friction for a 25 -kg bobsled on a track is 0.10.What force is required to push it down a 6.0^\circ incline and achieve a speed of 67 km/h at the end of 75 {\rm m}?

    asked by Anonymous
  303. 1st grade

    i need help with adjectives

    asked by Dominic
  304. Vectors

    Given vectors A = -4.8i + 6.8j and B = 9.6i + 6.7j, determine the vector C that lies in the xy plane perpendicular to B and whose dot product with A is 20.0.

    asked by Victor
  305. physics

    If the mass of a planet is 3.80 1024 kg, and its radius is 2.20 106 m, what is the magnitude of the gravitational field, g, on the planet's surface?

    asked by Anonymous
  306. chemistry

    For a TLC lab,the stationary phase is the mixture of isopropanol and ammonia or the mixture of hexane,ethyl acetate and ethanol, the stationary phase is silica gel. text some dyes and drugs. what is the relationship between the polarity of molecules and

    asked by Leon
  307. chemistry

    Hi, Im trying to understand this. If i have Cl35 and Cl37 what would their differences be in physical property? Im assuming boiling point and melting point obviously, but are there any more? Atomic weight or ionization energy? Thnx :)

    asked by Marie
  308. Physics

    "You throw a rock at 25m/s at an angle of 25.8511 degrees hitting a target 50m away on the ground in 2.22s." (this is on a flat surface) Vi=25m/s Theta=25.8511 degrees x=50m t=2.22s and of course g=9.81m/(s^2) "How high does the rock fly in the air?" I

    asked by RePost