Questions Asked on
December 8, 2008

  1. Walquist

    Geometry question. a Math riddle. What does a cat need to play baseball?

    asked by Jim
  2. Microeconomics [Urgent!]

    I have an exam tomorrow and I really need to know how you get the following answers. Please show me! I know it's a lot of questions, but I don't understand how you get the answer... ------------------ 40. At Nick's Bakery, the cost to make his homemade

    asked by Anonymous
  3. English

    Queen Elizabeth II came to Korea on April 21st, 1999. 1. Queen Elizabeth Two 2. Queen Elizabeth the Second (How do we read 'Queen Elizabeth II? #1 or #2?)

    asked by John
  4. calculus

    find dy/dx of xsiny+cos2y=cosy

    asked by marcus
  5. statistics

    The Intelligence Quotient (IQ) test scores are normally distributed with a mean of 100 and a standard deviation of 15. What is the probability that a person would score 130 or more on the test?

    asked by Robby
  6. College Algebra

    The hydrogen ion concentration of a substance is related to its acidity and basicity. Because hydrogen ion concentrations vary over a very wide range, logarithms are used to create a compressed pH scale, which is defined by pH=-log(H+)where (H+)is the

    asked by Jenny
  7. checking world geo

    I don't know the answer for.... Q1)which are closer to the equator, the nomads of the sahara or coffee growers of colombia?__________________. Ones i do know the answers for but need to make sure.... Q2)What mountain range is located between the black and

    asked by Enrique 311200000+-
  8. algebra

    Could someone show me how to solve this joint variation problems? Y varies jointly as x and y and inversely as w. Write the appropriate combined variation equation and find z for the given values of x, y and w. z=15 when x equals three, y equals four, and

    asked by Juliette
  9. Biology

    A bricklayer has an assistant who brings bricks to the bricklayer so she can build a wall. What part of translation most closely resembles the assistant's job? What do the bricks represent?

    asked by Claire
  10. algebra 1

    a model airplane flies 18 feet in 2 seconds. What is the airplane's speed in miles per hour?

    asked by Giovanna
  11. Statistics

    A group of statistics students decided to conduct a survey at their university to find the average (mean) amount of time students spent studying per week. Assuming a standard deviation of 6 hours, what is the required sample size if the error is to be less

    asked by Zenna
  12. 2nd grade math

    Danielle has 18 marbles. All the marbles are either black or gold. There are 4 more gold marbles than black. How many black marbles are there.

    asked by angelica
  13. English

    Hi, can someone please paraphrase the poem "Because I Could Not Stop For Death," by Emily Dickinson line by line? I really don't understand it! Thank you

    asked by Denise
  14. College Algebra

    The atmospheric pressure P in pounds per square inch, at x miles above sea level is given by P=14.7e^-0.21x. At what height will the atmospheric pressure be one third of the sea-level pressure? Thank you!!

    asked by Jenny
  15. chemistry

    What is the balanced equation for the combustion of 1.00 mol of camphor, C10H16O(s). I searched the web, but cant find anything, can someone pleas help?

    asked by Brit
  16. chemistry

    How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H

    asked by Linda
  17. math

    the minute hand of a clock is 6 inches long. how far does the tip of the minute hand move in 15 minutes?

    asked by kayla
  18. Chemistry

    Why does O3 have a dipole moment?

    asked by Shaniquaa
  19. chemistry

    How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H

    asked by Linda
  20. math

    the minute hand of a clock is 6 inches long. how far does the tip of the minute hand move in 15 minutes? what is the circumference of a circle with radius of 6 in? It is 12 pi What fraction of a circle does the minute hand move in 15 minutes? It is 90

    asked by kayla

    At the beginning of "Young Goodman Brown," Brown's wife says, "Pray tarry with me this night, dear husband, of all nights in the year" (1). This statement is an example of

    asked by Nzokunda.Emile
  22. Chemistry

    How much heat is required to vaporize 1.00 L of CCl4 at its normal boiling point? The following data are given for CCl4. Normal melting point, -23 degree celcius , normal boiling point, 77 degree celcius density of liquid 1.59 g/mL; ; enthalpy of fusion

    asked by Ashleigh
  23. Chemistry

    A beam of neutrons (mneutron = 1.6749 x 10^-24 g) has a velocity of 1.44 km/hour. What is the wavelength of the neutron wave? The answer is 993 nm. I tried to use 1/2mv^2=hc/lambda but I got 1483.5 m

    asked by Shaniquaa
  24. chemistry

    Upon complete combustion, the indicated substances eveolve the given quantities of heat. Write a balanced equation for the combustion of 1.00 mol of each substance, including the enthalpy change, ÄH, for the reaction. a) 0.548g of propane, C3H8(g), yields

    asked by Mel
  25. Physics

    A monkey hangs from a tree by both arms in an effort to catch his breath. If he has a mass of 65.0 kg, what is the tension of the monkey's arms as he hangs in place?

    asked by cookie monster
  26. Science

    Which process could lead directly to the formation of pumice rock? 1 precipitation of minerals from evaporating seawater 2 metamorphism of unmelted rock material 3 depostion of quartz sand 4 explosion eruption of lava from a volcano

    asked by Anonymous
  27. Chemistry

    how many grams does 0.500 moles of CuBr weigh?

    asked by temi
  28. algerbra

    the modern grocery has cashews that sell for $4.75 per lb. and peanuts that sell for $2.25 per lb. how much of each must the grocer mix to get a 100 lbs. of mixture that he can sell for $3.00 per the probrlem as a system of linear equations and

    asked by jr
  29. French II

    I'm writing a French dialogue and can someone help me with what I have so far? Some words I don't quite know how to say so I just left it in English. I hope someone is able to help me! Sylvie: Excusez-moi de vous déranger, mademoiselle. Pourriez vous

    asked by S.H.
  30. Chemistry

    Filtration can be used to separate mixtures based on what?

    asked by Anonymous
  31. chemistry

    Could tell me an experiment which a spectrophotometer would be useful, other than finding the absorbency of a solution? Thanks

    asked by Alton
  32. Math 8th grade

    A bank loans a customer $35,000 for a period of 8 yrs. The simple interest rate of the loan is 10.7%.What is the total amount that the customer will need to pay the bank over the 8 yrs.

    asked by Alyssa
  33. Math help needed .???

    I really need help in answering the steps and the answer to this question? In a recent year, North Carolina produced 1,300,000,000 pounds of turkey. This was 18.6% of the U.S. total in that year. Calculate the U. S. total turkey production for that year.

    asked by Lisa
  34. spanish- needed help quickly

    i live in a bungalow. in my bungalow i have 17 rooms, upstairs there the balcony and downstairs there 5 bedrooms,one my parents,aunty and uncle,grandparents and the other 1 is a spear is own bedroom it has television,cupboard and my own bed.

    asked by fern
  35. English

    What are the nouns in this sentence? Friday evening will be Ivy's birthday celebration.

    asked by Katie
  36. physics

    In an electric shaver, the blade moves back and forth over a distance of 2.0 mm. The motion is simple harmonic, with frequency 118 Hz. (a) Find the amplitude. mm (b) Find the maximum blade speed. m/s (c) Find the magnitude of the maximum blade

    asked by johnny
  37. 6th grade pre-ap LA

    We are writeing a letter to seniors in a retirement home. these people have no familey and no friends. what would be an apropitate way to adress the letter if it is personal but we don't know them? It can not be dear resident or dear friend or anything

    asked by Lisa
  38. Precal

    Would the limit of lim x-->3 (x^3 -27)/(x^2 -9) be: 9/2?

    asked by Jaslyn
  39. 9th grade


    asked by ariel
  40. 2nd grade

    what is an addition sentence

    asked by jj
  41. 5th grade

    how a language has help fight for a cause

    asked by anahi
  42. math (geometry)

    What color name written in capital letters, has two letters with two pairs of parallel lines, four of the letters have perpendicular lines and three letters have both parallel and perpendicular lines?

    asked by karen
  43. physics

    A bench is made of a 3 meter long plank with a mass of 12kg and 2 sawhorses(each 0.2m from an end).There are two boxes on the bench. A 15kg box is 0.8 meter from the left hand side. A second box is 0.5 m from the right hand side. What would the mass of the

    asked by jeff
  44. calculus

    implicit differentiate this equation in terms of y x^2y^2=(y+1)^2(4-y^2)

    asked by ned
  45. Reduction

    when NaBH4 is used as a reducing agent in organic chemistry, is the B or the H being oxidized?

    asked by Tony
  46. trig

    Find cosq and sinq if the terminal side of q lies along the line y = - 2 x in quadrant IV.

    asked by Natash
  47. Math 115 CH 8

    What was the percent increase in the mean population from 1950 to 2000? 1950 mean: 426,000,042.5 2000 mean: 1,046,500,000 Do I divide the mean for 2000 by the mean for 1950?

    asked by Debbie
  48. physics

    I need some help getting a formula. I remember in class u get this really wierd looking equation like Vicosg-((vsin(pheta))/2g) I think this is what the equatin is when I'm asked to "Derive a formula for the Range of a projectile based on Vi and the Launch

    asked by Physics
  49. algebra

    What is the reciprocal of y= 2/3x +3

    asked by Mary
  50. history

    i need to find the definition of industrial revolution. ive looked myself but i can`t find what i need. please help thankyou

    asked by lisa
  51. calculus helpppp!

    a 20m ladder rests vertically against the side of a barn. a pig that has been hitched to the ladder starts to pull the base of the ladder away from the wall at a constant rate of 40 cm per second. find the rate of change of the height of the top of the

    asked by chris
  52. trigonometry

    2*cos^2(a/2)=(sin^2(a))/(1-cos(a)) can anyone help to prove this identity?

    asked by julia
  53. algebra

    What does collinear mean?

    asked by Celina
  54. problem solving

    If you toss a number cube 20 times could it land on six 20 times. why or why not.tell about it.

    asked by jj
  55. Math finance

    I just brought a finanical calculator and i don't really know how to use it yet. The textbook said to calculate the price of the bond: Price=Coupon x Annuity factor (r, T)+ Par Value x PV factor (r, T) I was just wondering how to punch in the annuity

    asked by Yvonne
  56. biology

    A plant is placed in bright sunlight. After a few hours, one of its leaves is stained with iodine solution. Which structure will be stained blue/black?

    asked by Al
  57. spanish

    I am really having problems in understanding "el pasivo reflejo"'s a tense that is quite confusing to me. Could you help me with one of my questions? 1. Para qui sirve(n)? [Indique por lo menos tres usos o funciones sin usar >.]

    asked by Roscoe
  58. Statistics

    I am having difficulty deciding which basic statistical test I should use to compare two means. I am comparing calorie consumption amongst people with different levels of physical activity. Is an independent two sample t-test acceptable?

    asked by Karen
  59. health

    is a condition resulting from a depressed state of many vital body functions and could be fatal?

    asked by paris
  60. Chemistry

    why do we use different instrument to make absorbance and fluorescence measurments?

    asked by Beckhamano
  61. managerial economics

    there are two conditions that must exist if price discrimination is to be successful. what are they? why are they necessary?

    asked by ryan
  62. physics

    a current of 10A flows into a parallel plate capacitor with square plates with area .5m^2 how do you find the dE/dt between the plates? what is the line integral B.dl around a circular closed contour with a diameter of 10cm perpendicular to the electric

    asked by sarah
  63. spelling

    some people say cats have 9 of these answer: moms, dads, and children make up these answer: they are in-between words in a sentence answer:

    asked by Anya
  64. Precal

    Would this be the answer for this problem 2x^3-x^2 > x x>1 or 0>x>-1/2

    asked by Jaslyn
  65. US History

    Can you please give me good websites on the failures of Reconstruction (of the South after the Civil War)

    asked by Anonymous
  66. Physics

    I need some help getting a formula. I remember in class u get this really wierd looking equation like Vicosg-((vsin(pheta))/2g) I think this is what the equatin is when I'm asked to "Derive a formula for the Range of a projectile based on Vi and the Launch

    asked by Physics
  67. Psy 285

    Ice cream melths when heated is this causation or correlation? Money is the rot of all evil is this causation or correlation? Please help have no clue:(

    asked by Julissa

    Many judges in the criminal court system are not only overworked, but also must contend with the worst of society. How does the role and responsibility of a judge differ in a real-life courtroom as opposed to the mystique portrayed in the movies or on

    asked by TAIN
  69. 3rd grade science

    A kind of rock that is formed when melted rock cools and hardens is ?

    asked by Fayth
  70. algebra

    What is the reciprocal of y+2/3x + 3

    asked by Mary
  71. Math 115 CH 8

    The graph and table below give the monthly principal and interest payments for a mortgage from 1999 to 2004. Use this information to predict the payment for2005. year Payment 1999 $578 2000 613 2001 654 2002 675 2003 706 2004 730 2005 how do I fugure this

    asked by Debbie
  72. geometry

    I am currently in a section of my geometry book titled Applying Properties of Similar Triangles. This is a very easy section but there is on problem where I cannot figure out (forgot) the next step. 1. z-4 12 --- = --- z/2 10 2.(z-4)10 = (z/2)12 3. 10z+40

    asked by Tami
  73. calculus

    find the equation of the tangent line to the given curve at the indicated point x^2(y^2)=(y+1)^2 (4-y^2) at (0,-2)

    asked by chris
  74. Chemistry

    In fluorescence, why do we have to preapre a calibaration curve for every compound in our sample?

    asked by Beckhamano
  75. college

    Please provide a detailed description of both the Avignon Papacy and the Hundred Years War, and tell me how each contributed to the end of the Middle Ages.

    asked by Steve
  76. Math

    These are my steps but I don't think I did it the right way. 1,300,000 ^ 18.6% of ? 18.6/100 = 1,300,000/x 18.6x = 1,300,000 x 100 18.6x = 1,300,000 x = 1,300,000/ 18.6 I guess this is the part were I get stuck....

    asked by Lisa
  77. business

    what are the consequences if payroll information is not entered precisely?

    asked by Christine
  78. algebra

    solve t=d/r

    asked by Bella Swan
  79. cooking

    how to make a ginger bread man

    asked by jj
  80. 6th grade math

    How do I find a unit rate?

    asked by Kendall
  81. psy285

    People with long hair do better on an audio memory test is this a causation or correlation, pleas help

    asked by Julissa
  82. Managment

    Is it necessary to have government structures to interpret and enforce laws? What would it be like if there were no laws in place?

    asked by Will
  83. spelling

    can you help me make a sentence of the word voice? the definition for this voice word is the interesting to your writing. please help! thank you

    asked by Happy Face
  84. Bio.

    System of branching divisons that biologists use to place an organism into the appropriate taxon. What would the word be that fits that definition? Here are some possible words: binomial nomenclature classification system homologous structure kingdom

    asked by Lena
  85. Bio.

    I don;t understand what a taxon is :S I looked at the wikipedia definition and I don;t understand it at all. Could someone please explain it to me a simple terms. Thanks.

    asked by Lena
  86. algebra

    can someone please help with this problem ? (3X-2)2squared thank you

    asked by joe
  87. Chemistry

    How many representative particles are in a mole of any substance?

    asked by Anonymous
  88. Science

    What do you get when you mix carbonate, carbon, and oxygen?

    asked by Lisa
  89. Biology

    What is the difference between type I and type II immune response?

    asked by Andrew
  90. Medical coding

    HELP! I need some resources to help with coding HCPCS-CPT codes

    asked by Debbie
  91. Chemistry

    In fluorescence, why do we have to preapre a calibaration curve for every compound in our sample?

    asked by Beckhamano
  92. math 117

    Is this right (3 x 10^4)(2 x 10^2) = 6.0 x 10^6, can someone please explain : ) I have no clue...

    asked by Julissa
  93. his135

    I have to do a project on power point for how the United States was involved with Southeast Asia, and explains how this involvement impacted the political climate of the 1950s. jlo

    asked by jlo
  94. english

    can someone please help me with these two essay questions about the book the scarlet letter A. discuss how this novel is a story of isolation vs community by creating a thesis that what hawthorne is saying about this relationship. B. discuss how this is a

    asked by fred
  95. 8th grade tech

    I need to find out what a Information Colour chart is. I've checked on internet but I can't find. Could anyone help me I need 3-5 facts about it to. Thank you.

    asked by Lee
  96. French

    Is the passé composé from je suis petit je suis été petit or j'ai été petit?

    asked by Anonymous
  97. 8th grade math

    put this fractions in order 7/8, -5/8, 15/30, -8/11

    asked by jennifer
  98. decimals

    How would you say this decimal in word form? 2,537.581

    asked by jj
  99. reading

    I need a summary for the following report.Antisemitism (alternatively spelled anti-semitism or anti-Semitism; also rarely known as judeophobia) is prejudice against or hostility toward Jews as a group. The prejudice or hostility is usually characterized by

    asked by rina
  100. physics please help

    A rod with a diameter of 1.8 cm is used to make the letter A in an 18 by 12 cm space. If the number were to spin about the left side of the space calculate the moment of inertia. The rod has a linear mass density of 4.6 kg/m

    asked by mike
  101. 5th grade Math

    If 537/24=? then how much does 2497/42=?

    asked by Jesinia
  102. college

    why a weight reading is considered constant when the last two consecutive weights are within 0.0003g?

    asked by tintin
  103. calculus

    find dy/dx of sqrt(x+y)+sqrt(xy)=6

    asked by mark
  104. Criminal procedures

    Do you think the Bill of Rights should apply to all state and local governments? If not all ten which ones

    asked by Asia
  105. Managment

    Why is it important to have laws? Is the legal system that we have adopted the most efficient legal system?

    asked by Will
  106. Math

    f(x)=x^2-6x+2 Find the h, the x-coordinate of this parabola. Can you please show work??!!

    asked by Angelina
  107. Math

    How do you compute 10 (to the -4)(as the exponent)

    asked by Ben
  108. Accounting final

    I have to decide whether these payments go under the land account or building account? I have a feeling neither of them go under the accounts, but just want to make sure. Fire insurance premium payment Asset write-up to proper value Thanks!

    asked by Matt
  109. chemistry

    Three substance absorbe light in the un/visible region. In determining the concentration of these three substances which are present in the same solution using spectrophotometry (without prior separation) what condition must apply?

    asked by joehak
  110. Math

    Can someone pls help me with this math problem... 3 1/15 - 3 11/30? I think the answer might be 3/10?

    asked by Anonymous
  111. 4th grade

    What is a Cardinal number?

    asked by Susan
  112. math 117

    please help me solve Put this in scientific notation: (3000)(20000) Solve: (3*10^5)(7*10^3)

    asked by Julissa
  113. Maths

    Find the perpendicular distance from the plane r.(2i-14j+5k)=10 to the origin. Please help...I have no idea what to do!

    asked by Anonymous
  114. Western Civ

    During Pope Urban II's plea. Which two factors contributed most to the formation of the crusading spirit?

    asked by Steve
  115. 9th grade geography

    What are some motives for conflict that have affected the balkan paninsula for centuries? I need four

    asked by Kaylynn
  116. equation.

    simplify [1] 3m -2{m + 1} [2] 3/y - 2/y-2

    asked by Anonymous

    solve for the variable ã(square root) ãy+6 - ãy = ã2 would i square both sides first? im stuck

    asked by lyne
  118. Precalc-possible or impossible (trig)

    is this possible? sec __=-.04

    asked by yv
  119. Precalculus

    How would I find the limit of (if it exists): lim x-->infinity (4x -3)/(2x +1)

    asked by Melly
  120. 8th grade

    How can the American people continue to protect their rights?

    asked by Lisely
  121. social studies


    asked by KAREN
  122. Western Civ

    What is Pluralism and why would contemporary people might find them so objectionable.

    asked by Steve
  123. social studies

    what person is a navajo medicine man?

    asked by Terri
  124. science

    give me an example of a food chain

    asked by Brianna
  125. Algebra

    What is the domain of f(t)=5.5e^t Please explain how you came up with your answer

    asked by Sophia
  126. Phoenix

    ƒ¡ƒ¥ƒ|ƒnƒnƒn Give the measure in degrees of the angle described „£A represents of a complete circle.

    asked by ME
  127. Math 115 CH 8

    Compare the population per square mile in Asia to the population per square mile in North America for the year 2000. North America : land area 9,400 (1,000 mi squared) population 305,000,000 Do I divide 305,000,000 by 9,400,000? and do the same for Asia?

    asked by Debbie
  128. algebra

    2 (3x-2)

    asked by joe
  129. math 117

    How to do you Put in scientific notation (400)*(3000) Solve a^m*a^g please help I do not understand!!!:(

    asked by Julissa
  130. Biology

    Why do some foods contain lipids but others do not?

    asked by Crystal
  131. History West Civ.

    What were some of Pope Urbans Pleas?

    asked by Steve
  132. managerial economics

    "Deciding on which price to charge is more difficult under less than perfectly competitive conditions (i.e., monopoly) than it is under perfectly competitive conditions." Discuss

    asked by ryan
  133. History- WWI

    Does anyone know about the Canadian Stormtroopers?? I heard during world war 1 Germans named the Canadians "Stormtroopers"- Who were they? Some links would be helpful! Thanks

    asked by Andrew
  134. science

    John was riding his bike at 15m/s. He braked to stop at an intersection. It took him 5 seconds to come to a stop. What was his acceleration?

    asked by chris