Questions Asked on
February 18, 2009

  1. Chemistry

    I'm going over some post-laboratory questions for Conductivity of Solutions. One of the questions is... From your measurements, what can you say about a) the presence of ionic impurities in tap water? b) the presence of molecular impurities in tap water? I

    asked by Jake
  2. physics

    A 0.10 kg piece of copper at an initial temperature of 95degC is dropped into 0.20 kg of water contained in a 0.28 kg aluminum calorimeter. The water and calorimeter are initially at 15degC. What is the final temperature of the system when it reaches

    asked by y912f
  3. Spanish

    Tell what the following people have to do in order to get good grades. Write complete sentences. modelo: Jorge/tomar apuntes (siempre) Jorge siempre tiene que tomar apuntes. 1. María Elena y Nor/estudiar (mucho) María elena y Nora tienen que estudiar

    asked by Larry
  4. college math - biostatistics

    hey... first time user and really lost. wondering if someone can help: Based on data from the Statistical Abstract of the United States, 112th Edition, only about 14% of senior citizens (65 years old or older) get the flu each year. However, about 24% of

    asked by will
  5. Organic Chemistry Please help!

    1. How could you distinguish between cyclohexane and cyclohexene using IR only?

    asked by ladi
  6. Spanish #2

    Para sacar una buena nota en el examen...Look at the drawings and write two complete sentences about what the following people have to do. 1. There is a boy reading and he is sitting on a puffy cushion. I wrote: El chico tiene que leer. Él tiene que

    asked by Larry
  7. algebra I

    what where the headlines after a mad scientist trained two eggs to attack a candy store with sharp sticks Pg 161-162

    asked by Mimi <3
  8. thermodynamics

    A reaction has deltaHrxn=-127 kJ and delta S rxn=314 J/K. At what temperature is the change in entropy for the reaction equal to the change in entropy for the surroundings? so I made delta H-T delta S=0 plugged in values for S and H and solved for T. I got

    asked by Natash
  9. math

    what did the teacher do with ogar's cheese report

    asked by Prince
  10. physics

    If a hair dryer is rated at 800W, how much energy does it require in 3 min?

    asked by Julie
  11. math

    body of mass 7 kg moves in a (counterclockwise) circular path of radius 4 meters, making one revolution every 13 seconds. You may assume the circle is in the xy-plane, and so you may ignore the third component. how do you find the centripetal force acting

    asked by alice
  12. physics

    why does an ideal fluid move faster through a pipe with decreasing diameter? a. the pressure within the fluid increases b. the pressure within the fluid decreases c. the pipe exerts more pressure on the fluid d. the fluid moves downhill

    asked by y912f
  13. Chemistry

    Name the following: CH3CH2CH(OH)COOH CH3OCH2CH2CH3 C4H9O(C=O)CH3

    asked by Eileen
  14. Lit. Poem Please ASAP

    I need you to check one question thanks. It's for the poem "The Rainy Day," by Henry Longfellow. 1. What inital sound is repeated more than another in "The rainy day?" What is it's effect? Answre: The days are dark and dreary and it's affect is it's

    asked by Banana Bananas
  15. Poem/Planet on The Table

    how would you describe the tone of the poem Planet on The Table by Wallace Stevens. this is hard for me to do because i don't even understand the poem

    asked by y912f
  16. CHemistry

    45.00 mL of 1.55×10^−2 M HI(aq) is mixed with 85.00 mL of 1.08×10^−2 M KOH(aq). What is the pH of the solution?

    asked by Raj
  17. algebra 4

    write an exponential decay model that describes the situation. one hundred grams of plutonium is stored in a container.the amount p (in grams) of plutonium present after t years can be modeled by this equation. p=100(0.99997)t hpw much plutonium is present

    asked by derriel welch
  18. U.S.History

    i have a chart for rural and urban population in the U.S. my question is during what ten-year period did urban population first exceed rural population.. the chart shows the population for 1910-41,999 and in 1920-54,158 so from 1910-1920 it increased...now

    asked by y912f
  19. Physics

    If a 1.75 m tall man is looking at a plane mirror from an eye which is 15 cm from the top of their head, what is the minimum length that the mirror must be so that he can just barely see his whole body in the mirror? How far up from the ground must the

    asked by Fred
  20. algebra 2/trig

    The population of a city is p=2500 e^(kt) where t = 0 represents the year 2000. in 1945 the population was 1350. Find the value of k and use this result to predict the population in the year 2010.

    asked by Chris
  21. physics

    If an 80kg sprinter can accelerate from a standing start to a speed of 10 m/s in 3 s, what average power is generated?

    asked by Julie
  22. Word Problem

    Assume that the mathematical model C(x) = 16x + 130 represents the cost C, in hundreds of dollars, for a certain manufacturer to produce x items. How many items x can be manufactured while keeping costs between $525,000 and $781,000? Thanks in advance!

    asked by Randy
  23. math

    the verticies of triangle R(0,12), S(-6,6), and T(4,8). write in slope-intercept form the equations of the lines that contain the segments described. it says, find the medians of triangle RST. find the altitudes of triangle RST. find the perpendicular

    asked by chris
  24. physics

    A 40 N block lifted straight upward by a hand applying a force of 40 N has an initial kinetic energy of 12J. If the block is lifted 0.5 m, how mauch work does the hand do? What is the block's final kinetic energy?

    asked by Julie
  25. chemistry

    Which of the following describes the compound Mn(NO2)2? If the compound dissolved in water it would be a strong electrolyte. The compound is ionic. The compound would conduct electricity if molten. The compound is molecular. The compound would be expected

    asked by Jesus
  26. 3rd Grade Spelling

    Could you give me some suffixes for the following words: penny sky city country story dry carry lady copy (I already have es, ed, and ing)

    asked by Yan
  27. Advance Math

    The path around a square flower bed is 3 feet wide. If the area of the flower bed is equal to the area of the path, find the dimensions of the flower bed.

    asked by Christine
  28. physics

    what formula do i need in order to solve this a force of 230 N applied on a hydraulic lift raises an automobile weighing 6500 N. If the applied force is exerted on a 7.0 m^2 piston, what is the area of the piston beneath the automobile? can someone show me

    asked by y912f
  29. math

    solve exactly for a in the equation: log a^5 + log a^(3/2) = log 625 4 2 8 the 4,2,8 are the bases

    asked by isa
  30. Grade 10 Math

    I've missed quite alot of school because I was sick and when I get back I have a test right away. The only problem is I have a worksheet and no answers, I really would appreciate help! I can't tell if I'm in the right direction or not for this test! Thank

    asked by Jevette
  31. chemistry

    When 0.638 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 104C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. The molar heat of reaction for the

    asked by Anonymous
  32. math

    A gun has a muzzle speed of 90 meters per second. What angle of elevation should be used to hit an object 180 meters away? Neglect air resistance and use 9.8m/s^2 as the acceleration of gravity.

    asked by alice
  33. Physics

    (1) A virtual image -7 cm tall and 17 cm away from a mirror is created by an object 7 cm away from a mirror. How tall is the object? What kind of mirror created the image? What is its focal length? (2) If a 1.75 m tall man is looking at a plane mirror from

    asked by Fred
  34. Poem/Planet on theTable

    does anyone know the meaning of this poem by wallace Stevens or what tone he uses in this poem. thanks for any help

    asked by Bella
  35. Life

    Okay, so this isn't homework help or anything but can someone help me find some websites like this one but where i can get advice on different things like...well i have this guy problem and i really don't know what to do and i was just wondering if there

    asked by Jane S.
  36. math- plesae help quick

    find the accumulated value of an investment of $2000 at 8% compounded semiannually for 9 years. Use formula A=P[1+(r)(n)^nt

    asked by tashs
  37. probability

    hi i really need help on how to solve these two problems, thank you so much!!! the manager of a local bank observes how long it takes a customer to complete his transactions at the automatic bank teller. a. describe an appropriate sample space for this

    asked by kelly
  38. Economics

    How does the government participates in a mixed economy? Based on principles of the free market, allowing some government intervention. Is there anything else i can say?

    asked by Laura
  39. Writing Sentences and parahgraphs

    You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one

    asked by Crystal
  40. chemistry

    45.00 mL of 1.45×10−2 M HI(aq) is mixed with 75.00 mL of 1.06×10−2 M KOH(aq).

    asked by i need help!
  41. Geometry/ SAT Math

    This was an SAT question of the day, but I can't figure out how to come up with the right answer, I think you use Pythagoras Theorum but I'm not sure. Can anyone help with the process here? A 25-foot ladder is placed against a vertical wall of a building,

    asked by anonymous
  42. chemistry

    acetic acid + copper CH3COOH + Cu -> CuCH3COOH? hyrdrogen peroxide (catalyzed by manganese dioxide) H2)2 -(MnO2)> H2 + O2? thanks in advance

    asked by sh
  43. U.S.History

    please check if i have a good answer for this question. add if needed :) Compare the advantages that the North had over the South during the Civil War, and vice versa The North was becoming still more urban and industrial than the South. It's population

    asked by y912f
  44. Algebra

    Area of a square. Find a polynomial A(x) that represents the area of the shaded region in the accompanying figure.

    asked by Shandra
  45. art

    hello me again! i am now looking at the wounderful painting of "little blue horses" by Franz Marc, dose anyone know any good websites where i can find the background history of this painting! i would be very greatful, an also if anyone konws of any quotes

    asked by sophie
  46. Algebra

    Explain the difference between solving a linear equation graphically and solving a system of equations graphically. How would I go about doing this?

    asked by Suzanne
  47. Math (PLEASE HELP!!)

    Through how many degrees does the minute hand move... 1. From 10:00 to 11:00?_______________ 2. From 4:00 to 4:30?_______________ 3. From 6:00 to 6:15?_______________ 4. From 9:00 to 9:05?_______________ 5. From 3:00 to 3:01?_______________ Please Help!!

    asked by Smiley
  48. Math

    Let x and y be positive real numbers such that x + y = 1. Prove that (1 + (1/x)) * (1 + (1/y)) ≥ 9

    asked by alex
  49. art

    what different between positive and negetive shapes? please help me .tomorrow, i have test.

    asked by uyen pham
  50. Grammar

    Another grammar question from me... I need help understanding gerund phrases. I know the meaning and everything there is just no easy way for me to spot them..any help for me? Thanks -MC

    asked by mysterychicken
  51. math-moneyfractions

    i have some math questions that i really ,really,need help with asap if any body can explain some of these questions that will be great help.Ok here are 3 of the questions i am about to type now ok the first one says,whole 16 nickels a.circle 3/a of the

    asked by chemaya
  52. U.S.History

    Andrew carnegie argued that the success of wealthy industrialists a. helped the entire nation b. should be limited by the government c. was illegal according to the Sherman Antitrust Act d. had no effect on average Americans :)

    asked by y912f
  53. stats multiple choice ?

    A researcher reports that "Students were randomly assignment to intervention or a control group; the two groups did not differ significantly prior to the start of the intervention. At the end of the study, those receiving the intervention showed

    asked by ash
  54. algebra- help quick

    use common logarithms and calculator to evaluate to 4 decimal place. log24^301

    asked by shannon
  55. U.S.History

    According to the theory of social Darwinism, the government should a. stay out of the affairs of business b. protect the rights of workers c. raise taxes on the rich d. outlaw trusts and cartels A

    asked by y912f
  56. Algebra

    Solve each system graphically. 4y = x + 8 3x - 2y = 6 Basically, what I have to do is find at least one point that works. I tried graphing it on graph paper, and it looked like about (1, 3.5). But when I tried placing in the equations, it did even work in

    asked by Suzanne
  57. SAT Essay

    Reposting. Most people underestimate their own abilities. They tend to remember their failures more vividly than their successes, and for this reason they have unrealistically low expectations about what they are capable of. Those individuals who

    asked by Sahil
  58. english

    How would I restate my thesis in my conclusion paragraph? This is my thesis. We need to restate using different words. War as a social disease is influenced by many factors but the primary cause is fear.

    asked by Michele
  59. 2nd grade math

    At what time is eh sum of the digits on a digital clocck the greatest? The answer is 12:59 right?

    asked by Nadia
  60. physics

    why does an ideal fluid move faster through a pipe with decreasing diameter? a. the pressure within the fluid increases b. the pressure within the fluid decreases c. the pipe exerts more pressure on the fluid d. the fluid moves downhill C? the pressure in

    asked by y912f to bobpursley
  61. history

    Who were the first colonists in America?

    asked by jaz
  62. 8th grade science

    an object that weighs 3N displaces 90mL of water which weighs 2.8N. What is the buoyant force on the object? idk how to solve this problem PLEASE HELP!! thanks

    asked by brianna
  63. Chemistry

    When acetic acid reacts with sodium hydroxide, what are the two products that are formed?

    asked by Eileen
  64. Algebra

    I need 3 ordered pairs of points that would be solutions to this equation. Can anyone help please, thanks! 4x - y = 7

    asked by Tia
  65. misc;culture

    Finally... I never get a chance to ask my questions since y912f barely ever gets off! Now for my question, I've been wondering. Childrens' authors usually write such easy baby books such as: Paul went to the store. Jill likes candy. Can't anyone out there

    asked by mysterychicken
  66. To: dd -- human services

    I've removed your post about evalustion because your question isn't clear and you don't tell what you learned in the multimedia. Please clarify and tell us what you know about the two types of evalustions. We'll be glad to help you when we understand your

    asked by Ms. Sue
  67. stats multiple choice ?

    A researcher reports that "Students were randomly assignment to intervention or a control group; the two groups did not differ significantly prior to the start of the intervention. At the end of the study, those receiving the intervention showed

    asked by ash
  68. math- please help quick

    solve by expressing each power by the same base. 2^(1+2x)=32

    asked by tashs
  69. U.S.History

    some employers forced workers to sign "yellow dog contracts" stating that a. workers would not join labor unions b. workers would work twelve-hour days c. no scabs could be hired d. women and children would be prohibited from the workplace A

    asked by y912f
  70. art

    what are the element and principles of desind?

    asked by uyen pham
  71. algebra

    4-3/4b^5c^3 / -4/6b^2c^-3 = four minus three fourths b to the 5th power c to the third power divided by negative four sixths b to the second power and c to the negative 2 power

    asked by Lisa
  72. Physics

    A virtual image -7 cm tall and 17 cm away from a mirror is created by an object 7 cm away from a mirror. How tall is the object? What kind of mirror created the image? What is its focal length?

    asked by Fred
  73. 8th science

    An object that weighs 3N displaces 280 mL of water which weighs 2.8 N. What is the buoyant force on the object? Please help, idk how to find the buoyant force of an object thanks:D

    asked by brianna
  74. U.S.History

    Which of the following best describes key positions held by the Republican party in the Gilded Age? a. free silver, high immigration, and low tariffs b. gold standard, high tariffs, and limits on immigration d. no government aid to railroads and no blue

    asked by y912f
  75. English

    What is a good title for an essay on the English language and how misunderstanding and confusing it can be?

    asked by Lisa
  76. physics

    express the answer in scientific notation with the correct number of significant figures (8.86+1.0*10^-3) / 3.610*10^-3 2454.57??? please help

    asked by y912f
  77. gr.10 history(a little question on world war one!!

    which countries were part of the triple entente in the first world war one?

    asked by Saira
  78. Western Civilization

    Why Martin Luter succeed in forming own church?

    asked by mimi
  79. Science

    If you look at a map of Earth's Plate Tectonics, is the Pacific Plate moving North?

    asked by Angie
  80. Physics

    I was asked to compare my measured focal length to my calculated focal length. My calculated focal length I figured out by using the formula: 1/di + 1/do = 1/f Would my measured focal length = my di? I only measured by di and do in the actual experiment.

    asked by Lena
  81. Lit. Poem

    In the peom The Negro Speaks of Rivers by Langston Hughes what does soul has grown deep like the rivers mean?

    asked by Banana Bananas
  82. accounting

    1) Straight-Line Method 2) Declining-Balance Method 3) Double-Declining-Balance Method 4) Sum-of-the-Year's digits Method What are the main characteristics of each method and in what situation would you use each of these methods?

    asked by China
  83. Humanities

    i have to find the number of hajj pilgrims from a country (besides america)annually. right now, im finding the number of hajj pilgrims from Indonesia in the year 1999-2004 and i cant find any good websites on it....any info or links that is related to the

    asked by James
  84. Algebra

    I need 3 ordered pairs of points that would be solutions to this equation I have an idea of what suppose to fit because I think this equation has infinate solutions. What do you all think. Thank you! 4x - y = 7

    asked by Michelle
  85. ATOM ANDELECTRONS

    HOW MANY ELECTRONS SHELL DOES A LITHIUM ATOM HAVE

    asked by YASY
  86. English

    I need to put together an Dunker Diagram for this class information. Where can I find an example of what one looks like. A template I can use

    asked by Bryan
  87. Maths

    1. Sketch the curves y=e^x and y=e^-2x, using the same axes. The line y=4 intersects the first curve at A and the second curve at B. Calculate the length AB to two decimal places. 2. Find the coordinates of the turning point on the curve y=2e^3x+8e^-3x and

    asked by Anonymous
  88. Grammar

    I'm a little confused with this question about infinitives and infinitive phrases: Choose the sentence that contains an infi. or an infi. phrase- a.will you take the playbook back to coach? b.Help me find your little sister's shoe please c.to everyone at

    asked by mysterychicken
  89. mathematics

    Dason favorite place is the Universal studio.He spent 3 hours in the studion and there are 5 hours left to close the Universal studio for that day. How many hours did John spent in the Universal studio.

    asked by john
  90. Word Problem

    Photography reprints cost $0.52 each at a local photo shop. Through the mail, they cost $0.44 each plus $1.20 postage and handling. How many reprints must a customer purchase to make it less expensive to use mail order? Thanks!

    asked by Michelle
  91. english

    I used a quote in my essay for school. I have to do a work cited page. What information do I need to cite it properly. I did a bunch of google searches put they really didn't help.

    asked by courtney
  92. MATH

    Through how many degrees does the minute hand move... 1. From 10:00 to 11:00?_______________ 2. From 4:00 to 4:30?_______________ 3. From 6:00 to 6:15?_______________ 4. From 9:00 to 9:05?_______________ 5. From 3:00 to 3:01?_______________ Please Help!!

    asked by ~{SMILEY}~
  93. MATH

    Through how many degrees does the hour hand move... 1. In 3 hours? 2. In 2 hours?___________ 3. In 1 hour?___________ 4. In 1/2 hour?____________ 5. In 10 minutes?___________ Please Help!! Thank You!!

    asked by ~{SMILEY}~
  94. Stats multiple choice ?

    What is wrong with the following statement: “In our study, people with bipolar disorder who underwent therapy in addition to taking medication were significantly less likely (p < 0.05) to require hospitalization as compared to those taking medication

    asked by ash
  95. Stats multiple choice ?

    If we are told that statistical significance has been achieved, what does that allow us to infer? A. That the differences seen in the samples can be generalized to the population that the sample represents. B. That the measures used are valid and reliable.

    asked by ash
  96. Eng Ms. Sue

    I'm typing the final draft of my essay. I finished but I'm having major difficulty figuring out of how to cite my quote properly on my work cited page. I have been to alot of websites that shows examples but I'm so confused. Can you please help me. That's

    asked by Michele
  97. gov

    what does outsourcing on a countrys economy and on a business? how does it affect consumer prices, direct foreign investments, and business operations and profits

    asked by blake
  98. Chem

    Which of the following solutions of strong electrolytes contains the largest # of moles of chloride ions: 100.0 mL of 0.30 M AlCl3, 50.0 mL of0.60 M MgCl2, or 200.0 mL of 0.40M NaCl? What formula is used?

    asked by Diana
  99. grammar

    what is main verbs and helping verbs

    asked by t livia raines
  100. U.S.History

    the main goal of the Ku Klux Klan during Reconstruction was to a. prevent African Americans from exercising their rights b. gain control of state legislatures c. restore the Confederacy d. improve conditions for poor whites A this is just a guess

    asked by y912f
  101. 3rd grade math

    1)which shapes are polygons. 2)which shapes have atleast one curved side.if you know this please help me as soon as posible because this is my homework

    asked by Saira
  102. Eng Follow up Ms Sue

    It was MLA. What happens if there is no Date published/updated. or Organization/publisher. Gellhorn, Martha "Wisdom Quotes", 1995-2009, 15 February 2009, then the website does that look correct. The 1995-2009 is the copyright date>

    asked by Michele
  103. Biology

    I am doing a lab on Dialysis to check if starch moves through the differentially permeable membrane of dialysis tubing.We did this by placing a dialysis tube filled with starch solution into a beaker filled with distilled water and a few drops of iodine. I

    asked by Audrina
  104. trig

    find sin 2x if tan x=2 cosx>0

    asked by Hayden
  105. Chemistry

    If the molecular mass for a chemical is 153.82 g/mol and the enthalpy of formation is -135 kJ/mol, the heat change will be ____kJ when 10.0 g of this chemical is formed.

    asked by Anonymous
  106. 7th grade

    Justice warren agreed with Justice Frankfurter that being on the court changes a person's views. Why do you think that often happens?

    asked by grrrrrrrrrrr95
  107. Math

    On January 1, 1984 there were 548 more commercial television stations than educational stations in the United States. There were 831 commercial television stations. How many television stations were there in 1984? I think the answer is 1114 stations. Is

    asked by Ace
  108. math-algebra

    Simplify (-2a^2b^3)^2/(2a^2b)^3 p.s. anything after the ^ is the exponent. Thanks

    asked by Dippy
  109. Maths

    How do I work out how much is left of something after a percent has been taken. For example: $50 has 25% taken of it how much of the $50 is left?

    asked by kate
  110. biology

    an animal has a segmented body, soft fleshy skin, an open circulatory system, it breaths with tiny tubes and openings, and does not have legs or antennae. How would this organism need to change to become an arthropod?

    asked by nancy
  111. Chemistry

    An alcohol has an OH functionally in it. Do you expect it to be a base? Why, or why not?

    asked by Laura
  112. Chemistry

    What are amine salts?

    asked by Laura
  113. science

    Which group of words names phusical properties of matter? f) sugar vinegar candy g) sandpaper mirror wool h) solid liquid wter j) sweet creamy cold son put j

    asked by checking hw
  114. Computers

    1.State the name of the removable disk which was invented in 1962. 2.Who invented the removable disk?

    asked by Kavita
  115. math

    never mind what i figured that out but i cant seem to figure this out (x^2y^6-3)^2 .....thanks for your help i really need it

    asked by jake
  116. U.S.History

    no clue on how to start writing for this. Historians have used the terms "robber barons" and "captains of industry" to describe the powerful industrialists of the late 1800s. Compare the two points of view reflected by these terms and which do you think is

    asked by y912f
  117. URGENT MATH help

    (x^2y^6-3)^2 .....PLEASE HELP ME I HAVE NO IDEA HOW TO SOLVE THIS IVE BEEN DOING IT FOR HOURS

    asked by jake
  118. physics

    i don't see this in my book in a coordinate system, a vector is oriented at angle theta with respect to the x-axis. The y component of the vector equals the vector equals the vector's magnitude multiplied by which trigonometric function?

    asked by y912f
  119. physics

    which formula would be used to directly calculate the kinetic energy of an object with mass m bouncing up and don on a spring with spring constant k? is it KE=1/2kx^2? or...KE=1/2mv^2?

    asked by y912f
  120. Chemistry

    For chemistry I am supposed to convert 0.001 348 grams to milligrams. I know how to convert grams to milligrams, but I don't get what's with the 0.001. Does this mean it should be .348 grams to milligrams (multiplying by .001??) Thanks

    asked by Dalia
  121. ms. sue!

    what impact does outsourcing have on a countrys economy and on business?

    asked by blake
  122. science

    what is the normal phase of neon?

    asked by EMILY
  123. please proofread this essay

    A secluded island with warm sandy beaches, a sunset over high cropped mountains, or the beauty and serenity of silence in a magnificent forest. A special place could as extravagant as those or as simple as your favorite cozy chair. They reach out with much

    asked by Jackson
  124. science

    what eventually happens to medium mass stars? i know small stars don't die out as quickly as more massive ones, but i'm having a hard time figuring out what happens to the medium mass ones. thank you.

    asked by vanessa
  125. Algebra

    I need 3 ordered pairs of points that would be solutions to this equation I have an idea of what suppose to fit because I think this equation has infinate solutions. What do you all think. Thank you! 4x - y = 7

    asked by Mitch
  126. French

    I am almost done with my power point on La Route du Rhum. I just need to figure out what the first place of La Route du Rhum gets and why so many people do the race. does anybody know??? thanks

    asked by Micheal
  127. Algebra

    Can you give me steps on how to do this and can you do this problem so I can figure out the rest. Thanks so much. Directions: Graph each pair of equations. Describe any similarities or differences and explain why they are a family graph. 1. y= 3x-2 y= -x-2

    asked by Missy
  128. Science

    We all know about the soda bottle volcano made by Diet Pepsi and Mentos. It causes a huge explosion! Now say someone drank Pepsi then ate a mento with it; what will happen? I got an email about a child who did this and died right away...can it really cause

    asked by mysterychicken
  129. Science

    What is the relationship among an ocean ridge, a rift, and a divergent plate boundary?

    asked by Angie
  130. Trig

    given sin(4x)=5/13 in Q II find Tan(2x) and cos(2x)

    asked by Hayden
  131. Science [repost]

    We all know about the soda bottle volcano made by Diet Pepsi and Mentos. It causes a huge explosion! Now say someone drank Pepsi then ate a mento with it; what will happen? I got an email about a child who did this and died right away...can it really cause

    asked by mysterychicken
  132. 3rd grade math

    1)which shapes are polygons. 2)which shapes have atleast one curved side.if you know this please help me as soon as posible because this is my homework

    asked by Saira
  133. Chemistry

    Suppose you mix 20kg of oxygen is used to burn 20kg of wood. Energy is given off as heat and light. If all the ashes and gases are collected , how would the mass compare with that of the orginal substance? Explain your answer. I have no clue what the

    asked by Sana
  134. Algebra

    Solve each system graphically. #6. 4x - y = 9 x - 3y = 16 I need to find at least one pair of points that fit. I tried using the elimination method and got (5 and 6/7, -22), which did not even work for the first equation. I also tried graphing it but it

    asked by Suzanne
  135. math

    estimate by rounding each term to the nearest whole number 4 2/5 +5/6

    asked by mark myers
  136. Algebra

    Assume that the mathematical model C(x) = 16x + 130 represents the cost C, in hundreds of dollars, for a certain manufacturer to produce x items. How many items x can be manufactured while keeping costs between $525,000 and $781,000? Thanks for the help in

    asked by Gregg
  137. biology

    How do organ systems work together to maintain homeostasis?

    asked by kally
  138. Science

    Which group of words names the three states of metter you can observe? 1 ice water air 2 juice water milk 3 solid liquid gas 4 hard soft light

    asked by HELP
  139. Pre-cal

    Compare the graph of the function with the graph of f(x)=|x| y=|-x|

    asked by Dan
  140. To: Sherri -- business

    I've removed your post with your complex assignment that expects you to do some research. Please repost when you tell us what you've found in your research and how you'd like us to help you.

    asked by Ms. Sue
  141. Math

    Specify the sequence of transformations that will yield the graph of the given function from the graph of the function f(x)=x^3. g(x)=-(x-4)^3 My answer was a vertical shrink and a reflection in the y-axis but I think this is wrong.

    asked by Mary
  142. science

    which group of words names the three states of matter you can observe? a ice water air b juice milk water c solid liquid gas d hard soft light

    asked by checking hw
  143. Music Literacy

    I have trouble writing out the second and third order of literacy for each song Basically I have trouble grasping musical notation. I have an example of how this should be done here: img262.imageshack.us/img262/7977/img020qa3.jpg Could you help me out and

    asked by Danny
  144. english

    i need stories an example of literary term

    asked by sonia
  145. Reading

    I can not find any info on the Jewish NEw Year. I need to write a paragraph describing it.

    asked by Anonymous
  146. To Linell or LILY or whoever --

    Repost from this morning: http://www.jiskha.com/display.cgi?id=1234964845 Also, simply giving answers out is not what this site is here for. Please refrain.

    asked by Writeacher
  147. Algebra

    I need 3 ordered pairs of points that would be solutions to this equation I have an idea of what suppose to fit because I think this equation has infinate solutions. What do you all think. Thank you! 4x - y = 7

    asked by Ryan
  148. science

    Which group of words names the three states of matter you can observe? a) ice water air b) juice milk water c) solid liquid gas d) hard soft light

    asked by checking hw
  149. Biology

    When you consume more food than you require the mitochondria in the liver are involved in forming triglycerides from the excess. Why is storage of triglycerides important?

    asked by Lindsay
  150. Math

    Use a graphing utility to approximate (to two-decimal-place accuracy) any relative minimum or maximum values of the function. y=x^3 - 6x^2 + 15 My answer was (4,12) for min and(0,-12) for max.

    asked by Kim
  151. Science

    Which group of words names phusical properties of matter? f) sugar vinegar candy g) sandpaper mirror wool h) solid liquid wter j) sweet creamy cold

    asked by checking hw
  152. SOCIAL STUDIES

    What happened to the trenches after WW1? After world war one ended what happened to the trenches that were dug... were they left or filled in?

    asked by JESS
  153. Chemistry

    What is the major product of dehydration of an alcohol?

    asked by Anonomyous
  154. Chemistry

    Why does the simplest ketone have three carbon atoms and no fewer?

    asked by Anonomyous
  155. music

    how do I post a song to the music section to be downloaded

    asked by Omr
  156. english

    10 simple sentences on teenage eating habits

    asked by coby
  157. Science

    Place the North Pole of a bar magnet to the North Pole of another bar magnet. Note the distance at which they repel each other. Then place the North Pole of a bar magnet to the South Pole of another bar magnet and take note of the distance at which they

    asked by jessie
  158. math

    How to divide decimals with zeros

    asked by selene
  159. algebra

    7x^-3/7^3x-1

    asked by lindsey
  160. government

    what impact foes outsourcing on a countrys economy and on a business? how does it affect consumer prices, direct foreign investments, and business operations and profits

    asked by blake
  161. History

    I need help writting a thesis for my NHD project... this years theme is individual in history: action and legacy. i chose gamal nasser, the second presisdent of egypt. my action was his rally of the free officers to overthrow the government with the 1952

    asked by Isabell
  162. U.S.History

    these are reasons from a group of African Americans living in NC of why they want ot emigrate to Kansas: i have to mark E for economic; P for political, and S for Social 1. We have not our rights in law. P 2. The old former masters to do not allow us

    asked by y912f
  163. Biology

    What caused Mendel to get different ratio results in first and second experiments with crosses?

    asked by Reid
  164. accounting

    need help with this problem. On July 1, 2008, The Reno Rattlers Inc. bought a reconditioned D.C. 3 to cut travel costs for its players to go away to games. The Rattlers paid $1million in cash and signed a promissory note with no stated interest rate for

    asked by rockie
  165. Science

    In a mountain range like the Himalayas, are there any volcanoes?

    asked by Angie
  166. physical

    what is Micheal Jorden's education

    asked by Rodnikka
  167. Math

    How is (x-1)(x+4)(x-3)>0 solved?

    asked by Anonymous
  168. english

    True meaning lyes behind this quote because.. is the world lyes spelled right?

    asked by courtney
  169. Science

    Gradient = change in elevation/distance traveled. When you're finding the gradient from two points, how do you find the change in elevation? How do you find the distance traveled?

    asked by Angie
  170. Mathematics

    Sorry this is the correct question Dason favorite place in Epcotis the Universal studio. After he spent 3 hours in the Epcot and there are 5 hours left until the Epcot closes the Universal studio for that day. How many hours did John spent in the Epcot for

    asked by john
  171. chem.

    hi the unknown liquid is colorless, has a slight odor, is soluble, and flammable. What might it be? my teacher wants us to find out just from these qualities. thanks for your help

    asked by Brandon
  172. Science

    Can there be island arcs on folded mountains?

    asked by Angie
  173. mean & mode ?

    If you were a teacher, and these numbers represented your students' scores on a test, would the median or mean give a better picture of the overall class performance? The numbers are 22,38,42,65,75,76,79,82,83,87,88,89,89,91,92,94,96,97,98 The mean is:

    asked by ash
  174. health

    sickle cell Anaemia?

    asked by rita
  175. mean ?

    Does any one know how to find the mean of a normal gaussian distribution just by looking at the graph??

    asked by ash
  176. math

    is 5(x+1)/3 ....a simplified answer or is it (5x+5)/3

    asked by jake
  177. psychology

    the energy which directs behavior in to productive areas originates in 1. instinct 2. emotion 3. drive reduction 4. leptin my answer is 3 driven reduction

    asked by nene
  178. math

    Is (5(x+1)/3) ....a simplified answer or is it (5x+5)/3 sorry i forgot the parenthesees so it might have looked confusing!

    asked by jake
  179. Science

    in science, what does steepness mean?

    asked by Angie
  180. Algebra

    Solve the equation. What does this = please? Thanks :) |n – 6| = |1 – n|

    asked by Rachale
  181. algebra

    4-3/4b^5c^3 / -4/6b^2c^-3 = four minus three fourths b to the 5th power c to the third power divided by negative four sixths b to the second power and c to the negative 2 power

    asked by Lisa
  182. Does AnyOne KNOw how to do LINear Equations??

    My Post Is Below please hurry

    asked by Missy
  183. college

    how can eliminating abbreviatons reduce errors?

    asked by kathy
  184. Physics

    How much work does a person do to lift 60000 a distance of 7.8 ft in 10s? How much power? Hp?

    asked by Cindy
  185. Physics

    What is the speed of a 748N person that expends 2260J of K.E. ?

    asked by Cindy
  186. science

    what is the difference between a saturated and unsaturated fat? Thanks!

    asked by Linell
  187. Literature ASAP

    Need examples of what theme is to a poem

    asked by Banana Bananas
  188. U.S.History

    Many immigrants who came to the United States expected to find streets paved with gold and easy opportunities to make their fortunes. can someone please give me a brief description of what they were more likely to find..and i will work on my essay from

    asked by y912f
  189. Social Studies

    Research and Present findings on the countries that annually perform the hajj and it must be in a five year time?

    asked by Joshua
  190. Lit. Poem

    What is consonance

    asked by Banana Bananas
  191. Math

    5x-6(-5x + 2) = 16

    asked by Kim
  192. science

    what type of biological molecule is an enzyme?

    asked by LILY
  193. math

    how do you find the curvature k(t) of the curve r(t)=(-2sint)i+(-2sint)j+(-4cost)k?

    asked by alice
  194. math

    hey i need help on something. anyone know how to identify the domain and range of a function? thanx!

    asked by Linell
  195. Science

    what do amino acids share in common?

    asked by Linell
  196. grammar

    how can I rephrase this sentence: My company helds a seminar twice a year for every new product of energy drinks which was produced.

    asked by sheres
  197. apwh

    how can i devolp an thesis statement for an dbq essay comaring modern mongolians and their ancestors.

    asked by hba
  198. Biology

    Three fatty acids form a triglyceride with one glycerol. What similarities would the fatty acids have with polysaccharides? What differences?

    asked by Lindsay
  199. Math (PLEASE HELP!!)

    Through how many degrees does the hour hand move... 1. In 3 hours? 2. In 2 hours?___________ 3. In 1 hour?___________ 4. In 1/2 hour?____________ 5. In 10 minutes?___________ Please Help!! Thank You!!

    asked by Smiley
  200. math

    What is (x^2y^6-3)^2

    asked by jake
  201. art

    what different between positive and negative shapes? please help me .tomorrow, i have test.

    asked by uyen pham
  202. pleaseeee....it's urgent!

    1.State the name of the removable disk which was invented in 1962. 2.Who invented the removable disk?

    asked by Kavita
  203. Economics

    Suppose Fred and Ethel need to divide 20 pizza slices and 10 cans of beverage. Fred's utility function is given by the equation U=Min(Z,B), where Z is the amount of pizza and B is the amount of beverage. Ethel's utility is given by the equation

    asked by Brett
  204. math

    wonder women is stronge if she could lift 59 hectogram with 1 small finger howmuch grams can she lift with 2 small finger please need help

    asked by jesus
  205. 8th math(Algebra)

    what is 8a+b=1 8a-3b=3

    asked by Jamiee
  206. Biology

    Synthesis Question? Many parts of the world such as California, U.S., lack fresh water but have an abundance of salty seawater. Governments pay a lot of money to import fresh water for household use and crop irrigation. Why would it not be wise to save

    asked by Sabrina
  207. math

    hi what is what is (x^-3)^2

    asked by jake
  208. Biology

    Hi, I've just recently gotten a project that requires you to make a 3D model of the mitochondria. I'm thinking of making it out of clay, but can someone help me think of other ways to make it? thanks.

    asked by Jenny
  209. history

    When did colonists first come to America?

    asked by jaz
  210. history

    Who were the first colonists in America?

    asked by jaz
  211. Accounting

    When reviewing a financial report, why should information be reliable, relevant, consistent, and comparable? In other words, why are these accounting characteristics important? What kinds of problems could be created if a financial report is not reliable,

    asked by Sandy
  212. Chemistry

    Why do amines exhibit high solubility in water?

    asked by Eileen