Questions Asked on
September 28, 2008

  1. Chemistry

    Draw the Lewis structures for BrO3- and ClO4- and indicate their correct number of additional resonance structures. I'm a little confused about this. For example, I've got the correct original form of BrO3- down. Where all 3 O atoms are single bonded to

    asked by Raj
  2. British Literature

    #1: Elizabethan productions used (A) extensive scenery (B) elaborate costumes (C) velvet curtains (D) no props. #1: B #2: Shakespeare often indicated the end of a scene with (A) a rhyming couplet (B) a line of tetrameter (C) a malapropism (D) a silly song.

    asked by W I C K E D
  3. English

    How long should an introduction of a 2-3 page essay be?

    asked by Kre
  4. newton's method #2

    i want to verify that when newton's method is used to compute sqrt(R) (by solving the equation x^2=R), the sequence o iterates is defined by x_(n+1)=.5(x_(n) + (R/x_(n))

    asked by Julie
  5. 11th grade

    The arch of a bridge is a semi ellipse, the span is thirty feet and the top of the arch is ten feet above the major axis. the roadway is horizontal and is two feet above the arch. find the vertical distance from the roadway to the arch at five feet

    asked by student
  6. British Literature, "Paradise Lost"?

    Question Twenty-Nine: There are several details that can be seen in the text of “Paradise Lost” that could provide the information to support the claim that Satan is a round character. One example would be: “Th' infernal Serpent; he it was, whose

    asked by W I C K E D
  7. Word Problem

    The mean arrival rate of flights at O’Hare Airport in marginal weather is 195 flights per hour with a historical standard deviation of 13 flights. To increase arrivals, a new air traffic control procedure is implemented. In the next 30 days of marginal

    asked by Marilyn
  8. math. logs

    anyone know how to solve this step by step? e^(3ln2)

    asked by Kay
  9. grade 8 math

    At the annual Grade 8 ski trip, for every 2 students who skied, 3 snowboarded. Ninety-six students snowboarded. How many students skied? Show your work. Can someone help???

    asked by Carly
  10. Math

    Last week, Marcia played goalkeeper for her hockey team. She stopped 20 out of 30 shots on goalm . This week, marcia faced 36 shots. She stopped shots on goal in the same ratio as the previous week. How many shots did marcia stop?

    asked by Olivia
  11. Math

    In rectangle MNPQ, the ratio of the length of MP is 4:5. a) Does this ratio tell you how long MN is? Explain. b) What if MN is 12cm long. How long is MP? Use a diagram to illustrate your answer. Show your work.

    asked by Karen
  12. Calculus-Derivatives

    How is 6#sin(#x-1)/cos^3(#x-1) the derivative of f(x)= 3sec^2(#x-1)? #= Pi (I coulnd't find the symbol...sorry.)

    asked by Charles
  13. physics

    1.A roller coaster is towed up an incline at a steady speed of 0.500 m/s by a chain parallel to the surface of the incline. The slope is 3.12 %, which means that the elevation increases by 3.12 m for every 100 m of horizontal distance. The mass of the

    asked by Sandhya
  14. english

    lord of the flies - what does ralph daydream about in chapter 7

    asked by lucas
  15. physics

    As a traffic light turns green, a waiting car starts with a constant acceleration of 6.0 m/s^2. At the instant the car begins to accelerate, a truck with a constant velocity of 21 m/s passes in the next lane. A)How far will the car travel before it

    asked by HELP PLEASE!!
  16. Calculus

    How is 2cos(4x) the derivative of f(x)=sin(2x)cos(2x)?

    asked by Charles
  17. science

    As temperature rises, solid generally become more soluble in water, but gases become less soluble. If soft drink contains high concentrations of sugar and carbon dioxide, which of the following may be expected to happen if it is cooled down? 1. Sugar may

    asked by Anonymous


    asked by DANIEL
  19. physics

    A 68.5kg skater moving initially at 2.40m/s on rough horizontal ice comes to rest uniformly in 3.52s due to friction from the ice. I need help finding the force friction exert on the skater.

    asked by help
  20. English- Lord of the Flies

    CHAPTER 7 (#1)- When the boar charges, what does ralph do? (#2)-What part does civilization play in dictating a need for good grooming?

    asked by lucas
  21. Word Problem

    Faced with rising fax costs, a firm issued a guideline that transmissions of 10 pages or more should be sent by 2-day mail instead. Exceptions are allowed, but they want the average to be 10 or below. The firm examined 35 randomly chosen fax transmissions

    asked by Marilyn
  22. C++ Programming

    I have to redo programming exercise 5 of chapter 9 using dynamic arrays. but I have the information but I don't know how to use it in a dynamic arrays please help. //Chapter 9: Programming Exercise 5 #include #include #include using namespace std; int

    asked by Chamell Williams
  23. Compenstion & Benefits

    what methods do employers actually use to gauge their employees' evaluation of benefit packages?

    asked by jenn
  24. Sociology

    I need help finding some resources and references for my essay. I tried google and all I got was free essay answers. Here is the assignment: o Explain how formal organizations have evolved over the past century. What differences were there in organizations

    asked by Dyan
  25. math

    A computer technician has been assigned the task of cabling together five computers numbered one through 5. Computer one must be cabled to computer three, and computer two cannot be cabled to computer five. Make a sketch of the distinct ways that the five

    asked by sara
  26. social studies

    How did french settlements in the americas differ from the english and spanish settlements?

    asked by anonymous
  27. pre calculus

    NAdia has 7 more nickels than dean has dimes. If dean gives nadia 4 of his dimes, then dean will have the same value of money as nadia. how much money do they have together (nadia only has nickels and dean only has dimes) ned has nickels, !@#$%^& has

    asked by Michelle
  28. goverment

    what are civil liberties?

    asked by Anonymous
  29. goverment

    how does civil liberties differ from civil right?

    asked by Anonymous
  30. math

    The math team in addville travled to subtractville for a math compertition. The bus averaged 40 mph from addville to subtractville but adveraged 60 mph during the return trip. What was the adverage speed of the bus for the entire trip? Thats the story

    asked by Hanna
  31. government

    what is the constitutional basis of federalism?

    asked by Anonymous
  32. graphs

    What's the difference between a histogram and a bar graph?

    asked by Billy
  33. economics

    Which is likely to have the larger effect on the CPI, a 2 percent increase in food or a 3 percent increase in diamond rights? (Hint: Assume a normally distributed country with male:female ratio of 1:1) Can anyone please give me some hints to do it???or

    asked by sherry
  34. math

    Can you use a proportion to solve any ratio problem? If your answer is yes, which ratio problem would you not use a proportion to solve? if your answer is no, which ratio problem would you be able to solve?

    asked by samantha
  35. french yr8

    im having a bit of trouble with my homework. i`m learning about where we live and how long we have lived there question im having trouble with is Tours/4ans/paris what does Tours mean i have looked in the french dictionary but can`t find the

    asked by Lila
  36. Psychology

    Which parts of the brain begin to change first during development? What function would be affected due to these changes? What region of the brain changes last?

    asked by Joanne


    asked by DANIEL
  38. goverment

    how has the relationship between the federal and state government changed over time?

    asked by Anonymous
  39. Calculus

    Let f be a one-to-one function whose inverse function is given by the formula f^(-4)(x)=x^5+2x^3x+1 a. Computer f^-1(1) and f(1) b. computer the value of x such that f(x)=1 C. Computer the value of y such that f^-1(y)=1 Please help me solve this problem.

    asked by Thu
  40. Math 6th

    Imagine there are 1000 lockers and 1000 students at school. The 1st student who comes through the school opens every locker as they enter the school. The 2nd student walks in and closes every other locker begining with locker number two. The 3rd student

    asked by Frozenegg48
  41. Word Problem

    A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the coin biased toward heads? Show your decision rule and calculations. (b) Calculate a p-value and interpret it.

    asked by Marilyn
  42. calculus

    Evaluate the following limit: lim x --> 2 sqrt(x^2 - x)/(2x - 3)

    asked by Erika
  43. Science/Chem

    1. You dissolve 157.1 g of ammonium nitrate in a 250 mL volumetric flask and add water to the mark (call this solution A). You take 30 mL of solution A and place it in a 100 mL volumetric flask and add water to the mark (this is solution B). Next you take

    asked by Kelsey
  44. math studies

    An arithmetic series has a first term of -4 and a common difference of 1. A geometric series has a first term of 8 and a common ratio of 0.5. After how many terms does the sum of the arithmetic series exceed the sum of the geometric series?

    asked by ll
  45. Pre-Calculus

    Given that x is an integer, state the relation represented by absolute value y = x/2 and 0 is less than or equal to x which is less than or equal to 2 by listing a set of ordered pairs. Then state whether the relation is a function. Write yes or no. Please

    asked by Lucy
  46. History

    What were some of the problems that workers faced in 19th century Europe according to Marx and Engels in "The Communist Manifesto" What were their solutions to these problems and how did these solutions compare to David Ricardo and Samuel Smiles

    asked by lisa
  47. newton's method

    the iteration formula x_(n+1)=x_(n) - (cos(x_(n)))(sin(x_(n))) + R(cos(x_(n))^2)x_n, where R is a positive constant, was obtained by applying Newton's Method to some function f(x). What was f(x)? What can this formula be used for?

    asked by Julie
  48. Word Problem

    The Web-based company Oh Baby! Gifts has a goal of processing 95 percent of its orders on the same day they are received. If 485 out of the next 500 orders are processed on the same day, would this prove that they are exceeding their goal, using á = .025?

    asked by Marilyn
  49. math

    wat do u do wen they ask to draw a dialation image at the origin and a scale factor of 2???

    asked by miguel
  50. 3rd grade student teacher needs your help plzzzzzz

    I am creating a unit on public transportation in New York, but i am having a difficult time designing lessons to teach 3rd graders about public transportation. I was planning on giving the a word search, allowing them to explore various websites, and to

    asked by Trisha
  51. Business

    You are the owner and CEO of a brand new Internet access company, known as the XYZ Internet Company and I have to write a policy manual

    asked by krisstine2u
  52. Science/CHEM

    Part 1 Chapt 4 1. You dissolve 157.1 g of ammonium nitrate in a 250 mL volumetric flask and add water to the mark (call this solution A). You take 30 mL of solution A and place it in a 100 mL volumetric flask and add water to the mark (this is solution B).

    asked by Kelsey
  53. Science/Chemistry

    Zn(OH)2 solid (molecular mass = 99.41 amu) is added to 0.500 L of 0.50 M HBr. The resultant solution which is acidic, requires 185 mL of 0.500 M NaOH for neutralization. Calculate the mass (in mg) of Zn(OH)2 that was originally added (problem 53 in Purdue

    asked by Kelsey
  54. Pre-Calc

    Workers are designing a TV receiving dish in the shape of a paraboloid of a revolution, the factory sent them a paraboloid that is ten feet across at the opening and three feet deep. What is the best place the receiver can be placed for the best reception?

    asked by sam
  55. social studies

    write a couple of sentences that explain how the terms tributary and drainage basin are related

    asked by calvin
  56. 7th Grade Math

    Sally wants to buy some chips for her party. The bags of chips at Kroger are sold in 10.5 cup bags. Sally thinks that each guest will eat about 3/4 cup of chips. If she bought two bags of chips how many guests can she feed? I got an answer of two guest,

    asked by Missy
  57. English

    hi im suppose to write a motivational speech and i need help i started off like: High School was like a maze. It had twists and turns and sometimes I felt lost. Throughout my four years I learned that with hard work and strong determination I could get

    asked by J ay
  58. Physics

    calculate the change in GPE when a 5kg shotput is dropped 6m to the ground. Wouldn't it just be zero? I'm a little bit confused as to how to get the answer...

    asked by Hannah
  59. algebra

    Suppose the number of new homes built ,H, in a city over a period of time , t, is graphed on a retangular coordinate system where time is on a horizontal axis. Suppose that the number of new homes built can be modeled by an exponential funtion, H=p*a^t

    asked by Cheryl
  60. adjective

    What is the adjective in this sent. Heavy rains fell throughout the state.

    asked by nicole
  61. Math- repost

    This is a geometry question about disjunctions. The symbol "v" represents "or". "~" stands for "negation of" Here are two questions I need help with: 1. When p v ~q is false, then p is ______ and q is _____. I think "false" belongs in both spaces. 2. When

    asked by Anonymous
  62. 11th Grade

    I have a math problem on conics and I am not sure what to do? Workers are designing a TV receiving dish in the shape of a paraboloid of a revolution, the factory sent them a paraboloid that is ten feet across at the opening and three feet deep. What is the

    asked by sam
  63. education

    What makes a lesson plan effective?

    asked by sally
  64. 8th Grade Algebra1

    The question is... Name the identity element for union. I really have no idea...thank you for any help!!!

    asked by Nicole
  65. word problems

    lizzie bought several apples at 20 cents each, ate two of them, and sold the rest for 30 cents each. she made a profit of $2.20. How many did she buy? Mercedese had a total of 37 nickles, dimes, and quarters. She had 3 fewer dimes than nickels and 4 more

    asked by kayla
  66. anatomy

    The second branch of the aorta takes blood to the A.heart B.right common carotid artery C.left common cartid artery D.left subclavian artery would it be A not sure

    asked by uknown
  67. world history

    Why was columbus's first voyage important?

    asked by anonymous
  68. Calculus

    Does -csc^2(x)sin^2(x) equal -1?

    asked by Charlie M
  69. physical Science

    I'm having a lot of trouble writing my lab report it's on Density of common Solids and I'm so confused. PLEASE HELP!

    asked by alexandra
  70. Critical Thinking

    What is the easiest way to identify arguments in an article?

    asked by Mike
  71. calculus ( Is there a simpler way to get answer?)

    Given the functions: f(x) = x^2 - 1, g(x) = x/x + 2 Why is the followig the equation of (g o f)(x) THe answer is x^2 - 1 / x^2 + 1 This is how I got the answer with someone's help: Assume you forgot parenthese g(x) = x / (x + 2) g = x^2 - 1) / (x^2 - 1 +

    asked by Erika
  72. science/chem

    You dissolve 157.1 g of ammonium nitrate in a 250 mL volumetric flask and add water to the mark (call this solution A). You take 30 mL of solution A and place it in a 100 mL volumetric flask and add water to the mark (this is solution B). Next you take 50

    asked by Kelsey
  73. Physcology

    Choose three of your favorite television characters; past or present. Complete the following matrix describing the characters’ personalities from the point of view of the three theorists, Jung, Freud, and Rogers. TV Character Jung Rogers Freud 1. 2. 3.

    asked by Vivian
  74. Calculus

    We are doing limits in Calculus, but now we are doing trig limits too and i do not get how to do any of them. For example ones like this, how do you do them? sec (x-1) / (x sec x) x approaches 0 ((3 sin (x)) 1 - cos(x)) / (x^2) x approaches 0 (sin (2x)) /

    asked by Michael
  75. science

    An object accelerates(changes its speed) only if the forces acting on it in one direction are greater than the forces in the opposite direction, all of the following objects will accelaerate EXCEPT?

    asked by Anonymous
  76. MATH

    The equation C(x) = 100x+100,000/x models the average cost (C(x)) for a manufacturer to produce x bicycles. How many bicycles must be produced to bring the average cost per bicycle to $125? please help

    asked by jennifer
  77. us history

    During the seventeeth century. Was the first thirteen colonies mostly a communities of conflict or consensus? Why were they in conflict or consensus?

    asked by Shaun X
  78. Spanish

    I need to write in Spanish: It is 11:30 A.M. I think its: Es once treinta manana. I'm not sure about the A.M.

    asked by Mike
  79. Pre-Calculus

    I do not know how to work this problem: Find the area of the region between the graph of y=x^3 and the x-axis from x=1 to x=4. I am also having trouble with: Write -1-i in exponential form. Any help would be greatly appreciated.

    asked by Lucy
  80. Social Studies

    Can sombebody explain what C.E. B.C.E A.D. B.C. I know the definition for each term but I just don't get the system. It would be helpful if explanation is much clearer.

    asked by R
  81. goverment

    what are some of the major trends in american political history?

    asked by Anonymous
  82. Algebra1

    Okay, I have to translate these words into symbols... The set containing 5 and 7 as elements is a subset of the set containing the odd positive intergers. Thank you!!!

    asked by Nicole
  83. Physics

    1.Three forces in the x-y plane act on a 2.9 kg mass: 11.1 N directed at 20, 14.2 N directed at 131 , and 12.2 N directed at 201 . All angles are measured from the positive x-axis, with positive angles in the Counter-Clockwise direction. Calculate

    asked by Rams
  84. college

    With an equation p(X=x)=e to the-lambda *lambda to the x/x how do you isolate for lambda if you know p ?

    asked by Jim
  85. books

    What Chapter Of Barbra Kingsolver's The Bean Trees does Lou Ann visit her mother-in-law?

    asked by Anonymous10
  86. art

    We are doing Dawn Dupree and I need to find out about her. Have tried different websites but none contain info. I need info on her work and her thoughts about her work etc. Does anyone know any good websites I can go on. Many thanks.

    asked by charlene
  87. science

    name a strong alkali usually found in oven cleaners.

    asked by Taylor .W
  88. Pre-Calculus

    I am having trouble with several problems: 1) Find the coordinates of the center, foci, and the vertices, and the equations of the asymptotes of the graph of the equation (x+1)^2/2 - y^2/8 =1 2) Write the standard form of the equation of the circle that is

    asked by Lucy
  89. Criminal Procedures

    Read the fact pattern selection on Appendix E. Appendix E Arrest Topic In March of 2005, the Tempe Police Department arrested Jeff Barnes for possession of heroin near the intersection of McClintock and Lakeshore, around 10:00 p.m.—his second arrest near

    asked by momof3
  90. Algebra 1

    Is y = -1/2x=1 equal 1? Does y =2-1/2x equal 2?

    asked by Anonymous
  91. Math

    Say for example that you need to find out the number of people that need emergency housing for in a neighbourhood. would you multiply the population of the area by the total percentage of risk. ex. barnyard population 325 risk is 40% ... do you go 325 time

    asked by Karley
  92. health care cost

    How does the cost of of health care cost nationally Impact of health care

    asked by april
  93. algebra

    Suppose the number of new homes built ,H, in a city over a period of time , t, is graphed on a retangular coordinate system where time is on a horizontal axis. Suppose that the number of new homes built can be modeled by an exponential funtion, H=p*a^t

    asked by Cheryl

    can you please help me with this are these 2 expression equal? 2(m^2+1) and 3(m^2+1)-(m^2+1)

    asked by REBEKKA
  95. social studies

    What territories in the americas did spain control?

    asked by anonymous
  96. Science

    what is the element Sulfurs phase in nature, Physical and Chemical properties.

    asked by Phillip
  97. Psycology

    Can someone help me find a website with this information about psychological disorders that are classified including the role of the DSM IV.

    asked by Kandi
  98. math

    How do you evaluate y+7.2=12 ?

    asked by Delisia
  99. eco

    What is the immediate effect of each of the following events on U.S. GDP and its components? 1. someone, at the age of 94, retires reluctantly and receives a social security check. 2. someone, after steadfastly labored and saved for many years, fulfills

    asked by Karen
  100. chemistry

    The polyatomic anion contains elements 1,6,and 8. The cation has 10 electrons.

    asked by GGG
  101. com 220

    identify example of bias fallacies and specific rhetorical devices in the speech how did the speacher address arguments and counter arguments ? were the speacher's argument effective explain your answers.

    asked by sylvia
  102. math - graphs

    what type of graph is best to show the relationship between religion and countries of number or supporters/followers data?

    asked by Anonymous
  103. science

    terrestrial resource plan involving endangered and extinct species. Powerpoint presentation. A brief description of the terrestrial resource issue. A management and sustainment plan for the terrestrial resource. Challenges or implications of your

    asked by shorty
  104. ALGEBRA

    i am so confused on this. can you please help me Write three expressions equivalent to 3(x+y)+xy

    asked by SALLY
  105. US History

    This is Shaun X by the way. The question is Colonial America: Communities of conflict or consensus? What should I write?

    asked by hey MS. Sue
  106. Psy/310

    I am trying to find articles on the uop library site or others on Grace H Kent.

    asked by Ann
  107. chemistry (energy)

    how do you calculate the average energy?

    asked by bianca
  108. goverment

    what does it mean to nationalize the bill of right?

    asked by jess
  109. math

    can you put patterning questions up on your website like youdidfor algebra an arthemitics?

    asked by kate
  110. HISTORY


    asked by ROMERO
  111. Business Communications

    Can a request for information be classified as an information or positive message

    asked by Betsy
  112. world gography

    penn foster exam number 6648y the industrail revolution began in western europe, specifically in the country of a.britain b.france c.germany d.italy

    asked by cassie
  113. U.S history slavery in the colonial south

    "how did the increasing complexity of the colonial south change the relationships between rich, and poor,black, red, and white, free and unfree?

    asked by mayhay
  114. 10th grade

    what is a good slogan for neon?

    asked by whata bug
  115. education class

    What would a good teaching strategy be for language arts in a grade 1 classroom and a grade 8 classroom?

    asked by jenny
  116. math

    The model N = 10(4+3t)/1.25 describes the number of deer (N) in a park t years after 40 deer are introduced into the region. Approximately how long will it take the deer population to reach 224? How would I set up this equation?

    asked by jennifer
  117. chemistry

    define organic compound?

    asked by Anonymous
  118. health

    how are the circulatory,respiratory, and digestive systems interrelated.

    asked by Anonymous
  119. algebra 1

    how do make a dialation image at the origin also with a scale factor of 2???

    asked by miguel
  120. Geometry

    This is a geometry question about disjunctions. The symbol "v" represents "or". "~" stands for "negation of" Here are two questions I need help with: 1. When p v ~q is false, then p is ______ and q is _____. I think "false" belongs in both spaces. 2. When

    asked by Anonymous
  121. biology

    why is fibre important in a healthy diet?

    asked by lola
  122. eco

    What is the immediate effect of some buys domestically produced dog food for his posh 3-star restaurant, Epicurean Retreat, on U.S. GDP and its components???? Please give me some ideas to do it!!!!!!!!!! THANKS SO MUCH!!!!!!!!

    asked by Karen
  123. history

    can someone help me find websites about how ben franklin's bad aspects like his affairs and such.

    asked by bill
  124. algebra

    how do you simplify these two expressions? 2(m^2+1) 3(m^2+1)-(m^2+1)

    asked by REBEKKA
  125. science

    why can't denaturation of an egg or milk be reversed

    asked by Anonymous
  126. math

    how would u do 60% of 65?

    asked by samantha
  127. goverment

    was the constitution a principled or a pragmatic document

    asked by jess
  128. history

    explain 9th amendment

    asked by karen
  129. Math

    Find the y-intercept. y=2x+1 y=4 x=7 How could I find the y-intercept?

    asked by Anonymous
  130. Geography

    Supposed to estimate the percentage of houses that will be uninhatitable in each of the residental neighbourhoods. Ex. population of riverside is 325 total population of all the neighbourhoods is 7415 do i just take 325 and divide it by 7414? to get the

    asked by Carrie