Questions Asked on
November 11, 2009

  1. Biology

    What are Five internal structures of plant or animal cells and describe their functions in your own words.

    asked by Rayna
  2. English

    My teacher wants me to find subtle clues that John Steinbeck supposedly left in the book "Of Mice and Men" that characterized Steinbeck's personality, as well as what he thought of the critics of his books. I couldn't find anything about his personality

    asked by Judy
  3. thesis statement

    "A nation Apart" How do you plan to support your thesis with compelling arguments and counterarguments?

    asked by Anonymous
  4. Government

    What are examples of influences that could cause a member of the House to vote in opposition to the citizens of his/her district?

    asked by Anonymous
  5. Business

    What qualities make any form of written communication effective

    asked by Marie
  6. Calculus

    Using L'Hopital's rule find the limit if exists of; lim x->1 (cosx)/(pi-2x) I got (sinx)/2 but i am not sure about this> Can anyone help me out

    asked by Nikita
  7. statistics

    need help on this hw question Scuba-diving trips The mailing list of an agency that markets scuba-diving trips to the Florida Keys contains 60% males and 40% females. The agency calls 30 people chosen at random from its list. What is the probability that

    asked by michelle brown
  8. Chemistry

    ive calculated the amount of change for an enzyme controlled reaction as 1.5625 x 10^-8 mol.min-1 and ive been asked to find the activity of the enzyme in micromoles product formed per min per mg of enzyme how do i do this i have 10 micro litres of a 5mg

    asked by Amelia
  9. accounting

    Question 2.) Hawkeye Electric Company engaged in the following transactions during July. July 2 – Purchased inventory for cash, $800 July 5 – Purchased store supplies on credit terms of net eom, $600. July 8 – Purchased inventory of $3,000, plus

    asked by Dj
  10. Calculus

    What is lim (t^3 + 1)/(t lnt) x->infinity

    asked by Nikita
  11. finance

    Brown Enterprises’ bonds currently sell for $1,025. They have a 9-year maturity, an annual coupon of $80, and a par value of $1,000. What is their current yield?

    asked by tondra
  12. sat essay

    please give me some advice. thank u! assignment:Is the way something seems to be not always the same as it actually is ? Most people tend to consider what they see as facts or truth. As far as I am concerned, what we see is sometimes conceiving and

    asked by tiffany
  13. sat essay

    please give me some advice. thank u! assignment:Is the way something seems to be not always the same as it actually is ? Most people tend to consider what they see as facts or truth. As far as I am concerned, what we see is sometimes conceiving and

    asked by tiffany
  14. Calculus

    Use Newton's method to approximate a root of the equation (2 x^3 + 4 x + 4 =0) as follows. Let (x_1 = -1\) be the initial approximation. The second approximation (x_2) is ? and the third approximation (x_3) is ?

    asked by Salman
  15. short and long term memory.

    how can they be compared so far i have they both can be stored stm can contain info from ltm to work on and stm enters ltm.. what else could I possibly say?

    asked by jerson
  16. Calculus

    Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.040000 cm thick to a hemispherical dome with a diameter of 60.000 meters

    asked by Salman
  17. Calculus

    Find a) lim (ln x)^1/x x->infinity b) lim (x-1)^lnx x->1+

    asked by Nikita
  18. chemistry

    How many milliliters of dirt are there in a hole that has a volume of 51 liter?

    asked by Anonymous
  19. chemistry

    How many milliliters of dirt are there in a hole that has a volume of 51 liter? How many mL of air

    asked by a
  20. Programming & Algorithms

    Consider the algebraic expression E=(2x+y) (5a-b)^3. Draw the tree T which correspond to the expression E and find the pre-order traversal of T.

    asked by Scent
  21. Chemistry

    HCO2H(g) ¨ CO2(g) + H2(g) The half-life for the reaction at 550 ‹C is 24 seconds. How many seconds does it take for the formic acid concentration to decrease by 75%?

    asked by Anonymous
  22. Chemistry

    ive calculated the amount of change for an enzyme controlled reaction as 1.5625 x 10^-8 mol.min-1 and ive been asked to find the activity of the enzyme in micromoles product formed per min per mg of enzyme how do i do this i have 10 micro litres of a 5mg

    asked by Anonymous
  23. health medical records

    were are administrative documents like the living will placed in a patients medical record? I have researched this question and can not find the answer. Where in the patients medical records would u place documents like the living will, health care proxy,

    asked by ras
  24. 11th grade chemistry

    What is chemical formula of copper(ll) sulfide?

    asked by anonymous
  25. Ethics

    How does the unique relationship between human service organizations and the populations they serve impact ethical decisions?

    asked by Daisy
  26. Chemistry

    I need to write a hypothesis for a limiting reactant and excess reactant lab. Not sure what to write?

    asked by anonymous
  27. bob pursley- short term long term

    those ideas that you gave me pretty much tell how they are different.. i need how they are similar.. thanks in advance

    asked by jerson
  28. physics

    Tarzan swings on a 27.0 m long vine initially inclined at an angle of 35.0° with the vertical.(a) What is his speed at the bottom of the swing if he starts from rest?

    asked by Anonymous
  29. Grammar and Composition

    There are some people in this world that you can’t live without, and then there are some other people who you just can’t bear to live with. That second category is the one that I have to deal with all day, everyday. Sure she’s a few years younger

    asked by y912f
  30. Chemistry

    Compare the bond enthalpies of the nitrogen-nitrogen single, double, and triple bonds. Based on this information, what is the average pi-bond contribution to bond enthalpy? single: 163kj/mol double: 418kj/mol triple: 941kj/mol

    asked by Jeannie
  31. ELA

    what should you include in a book report

    asked by Anonymous
  32. english

    In emphasizing the importance of individual thinking and basing one's beliefs on one's own experiences, Sojourner shows she has much in common with

    asked by tiff
  33. 4th grade

    name the planets of the solar system in order from the sun out?

    asked by deavon
  34. science

    how can we differentiate a mineral acid and base from organic ones

    asked by veenu
  35. math

    this fraction as an equivilent fraction in its lowest term 42 over 105

    asked by jj
  36. physics

    answer.a car of mass 2000kg,increases its velocity from 10to 40 m\sec in time interval of 2 sec. calclate the force?

    asked by jack
  37. math

    which property are these two question (18+3)+14=18+(3+14) and (17-7).12=17.(7.12)

    asked by S
  38. Accounting

    Given the following information for the fiscal year ended June 30, 2001: Product sales: 28,189,612 Service sales: 11,688,793 Cost of goods sold- products: 10,633,956 Cost of goods sold- services: 5,869,106 Operating expense: 14,904,460 Pre-tax operating

    asked by Andrea
  39. english/ global

    What's the word when someone believes in more than one religion? -Like someone who believes in Buddhism and Confucianism at the same time.

    asked by Nikki
  40. math

    the base of a rectangle is twice the length of the heigth .If the heigth of the ractangle is h inches, what is the length of the base

    asked by karla
  41. Trig

    From a point A on the ground, the angle of elevation to the top of a tall building is 24.1 degrees. From a point B, which is 600 ft closer to the building, the angle of elevation is measured to be 30.2 degrees. Find the height of the building. PLEASE HELP

    asked by Jennifer
  42. Business

    Give one advantage and one disadvantage in designing your own survey. Using another’s.

    asked by Rai
  43. math

    Joe has $10,000 to purchase a used car. If the sales tax is 7% and the fee for title and license plates is $200, what is the maximum amount Joe can spend for a car?

    asked by mc
  44. History-Ms.Sue

    Can you please explain to me what this means. All I got out of it was that Jackson favored a federal government with limited powers. But how does that connect to what strict constructionism is? Strict Constructionism Like the Jeffersonians who strongly

    asked by Ryan
  45. chemistry

    An argon ion laser puts 5 W of continuous power at a wavelength of 532 nm. the diameter of the laser beam is 5.5 nm. if the laser is pointed at an object, how many photons of laser will strike the object per second.|(1W=1Js-1).

    asked by osa
  46. History-Ms.Sue

    Can you please explain to me what it means by the Jacksonians favored a hands off approach to the economy? Laissez-faire Economics Complementing a strict construction of the Constitution, the Jacksonians generally favored a hands-off approach to the

    asked by Ryan
  47. Algebra

    In words, explain the difference between (-1)1/2 and (-1)2/4?

    asked by anonymous
  48. math

    can someone please check my answer? -9

    asked by Samantha
  49. literature

    Which one of the following lines best illustrates personification? A. The fog comes on little cat feet. B. Spring is a dream unsung. C. She floated graceful as a dove. D. A narrow wind complains all day

    asked by Anonymous
  50. Math

    solve for indicated letter. f=2g, for g what is the solution for g? can someone please tell me how to start this? or how to solve this question?? I would appreciate it much

    asked by Kylie
  51. social studies

    the dutch came to america and established colonies near water. why?

    asked by grace
  52. science

    explain what the grid of straight and curved lines is on a map

    asked by janet
  53. science

    how have computers changed mapmaking in recent years? And What is the Global Positioning System?

    asked by janet
  54. Science

    Allie was setting up a fish tank in her room. She needed to find a tank that would fit on her table. What metric unit should she use to record the volume?

    asked by Destiny
  55. science

    Which of Earth's spheres extends into all others? explain how

    asked by janet
  56. Math

    How do you do a patchwork desigin for a large triabgle for 5 rows??

    asked by Jazmhine
  57. science

    on a large-scale topographic map, how are airports and major highways treated differently than houses and small features?

    asked by janet
  58. Physics

    A 3800 kg open railroad car coasts along with a constant speed of 8.60 m/s on a level track. Snow begins to fall vertically and fills the car at a rate of 3.50 kg/min. ignoring friction with the tracks what is the speed of the car after 90.0 minutes?

    asked by Sasha
  59. math

    Solve by elimination method. 2r-5s=-33 5r+2s=48 I keep getting different answers... I can never get these right.... so first I multiply the first equation by 2 and the second by 5?

    asked by Amanda
  60. literature: poetry,part 1

    Which one of the following lines best illustrates personification? A. The fog comes on little cat feet. B. Spring is a dream unsung. C. She floated graceful as a dove. D. A narrow wind complains all day.

    asked by Anonymous
  61. math

    A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?

    asked by s
  62. math

    Trains A and B are traveling in the same direction on parrallel tracks. Train A is traveling at 60 mph, and train B is traveling at 80 mph. Train A passes a station at 11:15 a.m. if train B passes the same station at 11:30 a.m. at what time will train B

    asked by Mandy
  63. math

    what is the inequality: x + 14 < -11

    asked by mc
  64. math

    Simplify: 5(-3x + 3)

    asked by sm
  65. calculus

    derivative of f(x)=arctan(x^2-x) is it the product rule or the chain rule?

    asked by jackie
  66. Physics

    A 0.280 kg croquet ball makes an elastic head-on collision with a second ball initially at rest. The second ball moves off with half the original speed of the first ball. (a) What is the mass of the second ball? (b) What fraction of the original kinetic

    asked by Ashley
  67. science

    Which of Earth's spheres extends into all others? explain how

    asked by janet
  68. science

    on a large-scale topographic map, how are airports and major highways treated differently than houses and small features?

    asked by janet
  69. Physics

    A tennis ball of mass m = 0.065 kg and speed v = 25 m/s strikes a wall at a 45° angle and rebounds with the same speed at 45° (Fig. 7-29). What is the impulse given the wall? I started out with finding the momentum and doubling it to get the impulse on

    asked by Anonymous
  70. 5th grade

    What is Mary Ludwig Education as an child

    asked by Dominique
  71. math

    Simplify. (82 - 60) + [(-3 x 4) - 36÷4] Please Help!!!!!!

    asked by Anonymous
  72. calculus

    derivative of f(y)=yln(1+e^y)

    asked by jackie
  73. math

    An arithmetic student needs at least a 70% average to receive credit for the course. If she scored 86%, 77%, and 64% on the first three exams, what is the lowest score she can get on the fourth exam to receive credit for the course?

    asked by s
  74. science

    what are the curved lines on a map?

    asked by janet
  75. Statistics

    A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection

    asked by Chris
  76. math

    thank you

    asked by s
  77. calculus

    derivative of y=ln x/x^2 can someone double check the answer 1-2lnx/x^3

    asked by jackie
  78. history

    What would be a good thesis statement for my intro paragraph? Effect and Evolution of African Americans in Minnesota Intro The first Great Migration occurred after the Civil War and after the 13th amendment was passed. With the passing of the 13th

    asked by Sasha
  79. math

    Solve by elimination method. 2r-5s=-33 5r+2s=48

    asked by Amanda
  80. math

    solve by substitution method. 5x + 6y =5 x = 40 -9y first I rewrite to y=mx+b I get: 6y=5x+5 -9y= x +40 after that I am lost..... can someone please help me??

    asked by Amanda
  81. intergrated science

    what is the meaning of meukaemia

    asked by jolomi skinn
  82. Literature

    2. At one point in Whitman's poem, "When I Heard the Learn'd Astronomer", the speaker a. falls asleep and dreams of start b. argues with the astronomer c. wanders off by himself d. writes the astronomer a fan letter B? Thanks -MC

    asked by mysterychicken
  83. algebra

    Trains A and B are traveling in the same direction on parrallel tracks. Train A is traveling at 60 mph, and train B is traveling at 80 mph. Train A passes a station at 11:15 a.m. if train B passes the same station at 11:30 a.m. at what time will train B

    asked by Mandy
  84. biology

    One rule of probability can be expressed as the following: The probability of two independent events occurring simultaneously is the product of the probability of their occurring separately. If, for example, you had a pair of dice and rolled each die one

    asked by liam
  85. biology

    A cross between two pea plants with axial flowers and inflated pods gives the following offspringg: 20 with axial flowers and inflated pods, 7 with axial flowers and constricted pods, and 5 with terminal flowers and inflated pods. What is the most probable

    asked by liam
  86. science

    on a large-scale topographic map, how are airports and major highways treated differently than houses and small features? someone help me with this question?

    asked by janet
  87. math

    find the slope, if it exists x=-2 m = can someone show me how to solve this question?? I've never seen this question before....

    asked by Anonymous
  88. Literature

    'Make a list of the sounds, smells, tastes, and sights from you daily life that make you happy. Call your list 'Daily' meaning they happen every day.' [My list]: my cat and family [sight] food, flowers in the garden[taste/smell] cars [sound] 'Now expand

    asked by mysterychicken
  89. health

    what is a sentence with the word nutrition

    asked by Carolina
  90. Physics

    One very long wire carries a current of 30A to the left along the x-axis.A second very long wire carries a current of 50A to the right along the line(y=0.280m,z=0) A)Where in the plane of the two wires is the total magnetic field equal to zero? B)A

    asked by Sandhu
  91. psychology

    Im in the middle of a research paper discussing development of personality, specifically Freud and Erikson. I have googled many sites and been to my library at college. I'm struggling with how their two theories are similiar. I understand how they differ!

    asked by highflier
  92. math

    Solve by elimination method. 2r-5s=-33 5r+2s=48 Solve by substitution method. 5x+6y=5 x-9y=40 I always get these two confused... can someone please help me with these two problems?? I would really appreciate it..

    asked by Amanda
  93. math

    Solve by elimination method. 2r-5s=-33 5r+2s=48 Solve by substitution method. 5x+6y=5 x-9y=40 I always get these two confused... can someone please help me with these two problems?? I would really appreciate it..

    asked by Amanda
  94. Math

    How to write one half percent?.05% or .5%?

    asked by Kaleb
  95. calculus

    One side of a right triangle is known to be 45 cm long and the opposite angle is measured as 30°, with a possible error of 1°. (a) Use differentials to estimate the error in computing the length of the hypotenuse. (Round the answer to two decimal

    asked by deep
  96. home economics

    I need some examples of visible and non visible sugars please

    asked by Anonymous
  97. math

    An arithmetic student needs at least a 70% average to receive credit for the course. If she scored 86%, 77%, and 64% on the first three exams, what is the lowest score she can get on the fourth exam to receive credit for the course?

    asked by denise
  98. math

    How do you solve 2v^2-5v+2

    asked by Jaison
  99. math

    What is the expanded notation in 426?

    asked by angel
  100. math

    How do you do this problem Multiply. 1B7twelve x 29twelve

    asked by Anonymous
  101. 4th grade

    name the 50 states in alphabetical order?

    asked by deavon
  102. science

    which of earth's spheres extends into all others? i think it would be the Biosphere because overlaps virtually the entire hydrosphere and portions of the atmosphere

    asked by janet
  103. 10th grade

    a 0.25kg ball is traveling at a velocity of 45.0m/s. find the frequency at which the ball osicillates

    asked by sherron
  104. nutrition

    Compose an essay that answers the following questions: What arguments are being raised by the Grocery Manufacturers of America? Are they taking responsibility as contributors to the obesity epidemic? If yes, list them. If not, why not? Are they

    asked by amber
  105. READING

    who is Lois Lowry?

    asked by Anonymous
  106. Trig

    If sin^2X=A what is an algebraic expression in A for cos(2X). I have no idea where to even begin with this!

    asked by Gina
  107. science

    which of earth's spheres extends into all others

    asked by ben
  108. Comprehensive grammar

    some athletes have taken drug test to prove they are not on steroids. What is the rationale for this?

    asked by Tim
  109. Essay

    I'm writing a essay on Hurricanes where can I find credible sources for my essay with intext citation or citation.

    asked by Tim
  110. Grammar

    Which sentence does the verb have a direct object? She is insecure. or They won the game. I cannot tell which is correct.

    asked by Pam
  111. Analysis and Design

    assumptions to consider when organizing a graduation pool party

    asked by Jim
  112. med term

    need help on writing a short paper on why i chose medical coding but i need 2 works cited. i'm so confused and don't know where to start!

    asked by iliana
  113. Comprehensive grammar

    What is the rationale for Subject-verb agreement ;Some athletes have taken drug tests to prove they are not on steroids

    asked by Tim
  114. arithmetic

    if today is sunday jan 9, tuesday will be jan ll, december____, february_____=25

    asked by ana
  115. More Grammar

    I cannot tell which is a predicate adjective: He looks ill today. He looks disdianfully at the pile of laundry. Ill or Disdainfully?

    asked by Pam
  116. chemistry

    how do I set up a problem for the solubility product(Ksp) of a salt given the osmotic pressure at 781atm?

    asked by Christie
  117. Hurricanes

    I need help writing a 1700 word essay on hurricanes can you provide help with that subject.

    asked by Tim
  118. Calculus, implicit differentation

    the equation is x^2 + y^2 =sqrt(7) i knw 2x+2y dy/dx= don't knw if sqrt(7)= 0 for this problem or 1/2(7)^-1/2 so wat do i do for sqrt(7) in this problem?

    asked by beto
  119. Math

    Can someone please check this to see if I have reduced to simplest terms: {(-x-y)X(x-y)}/{(x-y)^2 + (x+y)^2} I get -1/2 (x-y)(x+y)divided by (x^2+y^2). Is this right and if so, can it be simplified any more? Thanks so much.

    asked by Jill
  120. physics

    Three people attempt to haul a heavy sign to the roof of a building by using three ropes attached to the sign. Abby stands directly above the sign and pulls straight up on a rope. Eric and Kim stand on either side of Abby. Their ropes form 30.0 degree

    asked by sarah
  121. physics

    Find the magnitude of the resultant of a 40 N force and a 70 N force acting concurrently when the angle between them is: a) 0.0- b) 30.0- c) 60.0- d) 90.0- e) 180.0-

    asked by sarah
  122. Algebra

    find the indicated outputs f(x)=2x^2-3x f(0)=? f(-1)=? f(2)=? help?

    asked by Diana
  123. physics

    Beth, a construction worker, attempts to pull a stake out of the ground by pulling on a rope that is attached to the stake. The rope makes an angle of 60.0 degrees with the horizontal. Beth exerts a force of 125 N on the rope. What is the magnitude of the

    asked by sarah
  124. alison

    I have to do a lot of homework problems like this but I do not really understand how to do any of them. Can someone show me how to do this one so I can do the rest of my homework problems on my own? Thanks. Let A = (a, f(a)) and B = (b, f(b)) Write an

    asked by math
  125. physics

    Dan applies a force of 92 N on a heavy box by using a rope held at an angle of 45 degrees with the horizontal. What are the vertical and horizontal components of the 92 N force?

    asked by sarah
  126. physics

    Kym is in a boat traveling 3.8 m/s straight across a river 240 m wide. The river is flowing at 1.6 m/s. a) What is Kym’s resultant velocity? - b) How long does it take Kym to cross the river? - c) How far is Kym downstream when she reaches the other

    asked by sarah
  127. Biology

    1 What is the organelles that package and stor proteins (2 words) ?

    asked by Alsha
  128. Math

    How do you simplify 2v^2-5v+2

    asked by Jaison
  129. algebra

    Trains A and B are traveling in the same direction on parrallel tracks. Train A is traveling at 60 mph, and train B is traveling at 80 mph. Train A passes a station at 11:15 a.m. if train B passes the same station at 11:30 a.m. at what time will train B

    asked by Mandy
  130. algebra

    Solve by elimination method. 2r-5s=-33 5r+2s=48 Solve by substitution method. 5x+6y=5 x-9y=40 I always get these two confused... can someone please help me with these two problems?? I would really appreciate it..

    asked by Anonymous
  131. 5th grade

    The main reason the Iroquois Confederacy was formed was to: (a)fight against the Onondaga (b)achieve peace among member nations (c)unite to battle the European colonies

    asked by Searah
  132. words that are synonym

    what is the synonym of charged

    asked by Anonymous
  133. biology

    One rule of probability can be expressed as the following: The probability of two independent events occurring simultaneously is the product of the probability of their occurring separately. If, for example, you had a pair of dice and rolled each die one

    asked by liam
  134. Geometry HELP!!

    I need help with my geometry hw, i need to now wat the properties are for the following statements. 1. If 2x=6, then x=3 2. If 42 degrees + measure of angle 2 = 90 degrees, then measure of angle 2 = 48 degrees 3. If measure of angle D = 40 degrees and

    asked by Anonymous
  135. Social Studies

    One goal of Christopher Columbus,Jacques Cartier, and Henry Hudson was to: (a)settle New York state (b)explore the Great Lakes (c)find a shorter water route to Asia

    asked by Searah
  136. Run-on Sentences

    Is this a run-on sentence? "I thought about what he'd said soon I realized he was right." I think it is. Just want to be sure.

    asked by Pam
  137. Social Studies

    Which battle was the turning point of the Revolutionary War? (a)Saratoga (b)Long Island (c)West Point (d)Fort Ticonderoga

    asked by Searah
  138. chemistry

    what is molarity of H2SO4 solution containing .12 moles acid per 75 mL solution? please show math

    asked by kaet
  139. History

    This is my last question for tonight I promise. History and me don't go together because they use words that I don't understand. What does this mean in simpler terms and i don't understand what it means by Free Soil Jacksonians and settle the American West

    asked by Ryan
  140. bio

    selectively permeable structure surrounding all cells (2 words) what is it ?

    asked by alha
  141. geography

    what is the water way that extends north of the dead sea.

    asked by aly
  142. adverbs

    Which sentence has 2 adverbs? She quickly ran across the bridge. or He finished the paint job very efficiently.

    asked by Pam
  143. English

    An apple a day keeps the doctor away. Birds of a feather flock together. Rolling stones gather no moss. No pains, no gains. Well begun is half done. Practice makes perfect. Rome was not built in a day. When in Rome, do as the Romans do. (Do you have some

    asked by rfvv
  144. Swine Flu

    Whats a good trust worthy site about the great pandemic of 1919? Do you know anything good?

    asked by hi
  145. math

    significant numbers 2.8723 * 1.6 = 4.59568. Is it 4.6 because it is the smallest number you are multiplying it by in the sum? e.g. 2.8723 has 5 signifigant figures but 1.6 has 2 so the answer has no more than 2.Smallest number of significant figures. With

    asked by jo
  146. chemistry

    This is a lab question...I don't understand how to do it. A solution consisting of isobutyl bromide and isobutyl chloride is found to have a refractive index of 1.4194 at 20 degrees celsius. The refractive indices at 20 degrees celsius of isobutyl bromide

    asked by Kay
  147. math

    How do I work out Logs on my calculator to do the sum Log6x=0 or Logx64=2. I have a sharp EL-EL531WH Advanced D.A.L. What is x? This is how I work this one out on it, Log2^16=4 I do Log big number 16 /Log small number 2 = 4.

    asked by jo
  148. Pre-Calc

    Gold weighs 19.3 grams per cubic centimeter (cc), and silver weighs 10.5 grams per cc. A. Write a formula for the weight of one cc of a mizture of silver and gold in terms of the volume of gold in the cc. B. If one cc of mizture weighs 12.7 grams, what is

    asked by Tritanianna
  149. ART paper

    This is for my art paper but i was wondering if somebody can check my grammar mistakes...I'd really appreciate it..it is due 11/12/09 Formal Analysis: A Geometric krater, from Dipylon cemetery, Athens date back to 750BC from Geometric Period, is of the

    asked by Jasmine
  150. to Miss Sue

    Miss Sue who are you? Do you work for this website or do you have nothing else to do? Just asking because my Mom says I should not trust you.

    asked by Searah
  151. Geometry HELP!!

    I need help with my geometry hw, i need to now wat the properties are for the following statements. 1. If 2x=6, then x=3 2. If 42 degrees + measure of angle 2 = 90 degrees, then measure of angle 2 = 48 degrees 3. If measure of angle D = 40 degrees and

    asked by Anonymous
  152. Grammar and Composition

    There are some people in this world that you can’t live without, and then there are some other people who you just can’t bear to live with. That second category is the one that I have to deal with all day, everyday. Sure she’s a few years younger

    asked by y912f
  153. Analysis and Design

    Project "goals" for a high school graduation pool party.

    asked by Jim
  154. English

    Practice makes perfect. This proverb is very important not only for students but also for almost all people. When you practice hard, you can become perfect. You have to spend time reading books, memorizing useful expressions and writing sentences by

    asked by rfvv
  155. conceptual physics

    if you throw a ball straight upward at a speed of 10 m/s, how long will it take to reach zero speed? how long will take to return to its starting point? how fast will it be going when it returns to its sparting point?

    asked by tim
  156. alison

    I have to do a lot of homework problems like this but I do not really understand how to do any of them. Can someone show me how to do this one so I can do the rest of my homework problems on my own? Thanks. Let A = (a, f(a)) and B = (b, f(b)) Write an

    asked by math
  157. to Miss Sue

    The question that said: One goal of Christopher Columbus, Jacques Cartier, and Henry Hudson was to: well, the link you gave me only said something about one of those people not all of them. Please help me!

    asked by Searah
  158. Analysis and Design

    So far I have : Project goals: To provide enough food and drinks for over 200 guests, in addition to making certain all students and guests have a fun and safe experience at our graduation pool party; to supply “echo-friendly” party supplies; thus

    asked by TO MISS SUE
  159. math

    average of rainfall reno-0.19mm sahara-0.17mm mojave 0.1mm tempe-0.24 question in december the average total rainfall in all of the deserts together is 0.89 mm. explain how to use the figures from the tables to write a comparison of the total desert

    asked by garrick
  160. history

    what did magellan do in 1498 and i need a whole timeline of magellans lifetime from birth to death

    asked by garrick
  161. math

    soybean meal is 14% protein, corn meal is 7% protein how many lbs of each should be mixed together in order to get 280 lb mixture that is 13% protein>>?

    asked by Anna
  162. science

    does the color of shingles affect the temperature inside your house?

    asked by Al
  163. mathematics

    Mell and Lynne both go to the movies. They started with $12.50 and left with $8.00 how much money did Mell spend on Lynne??

    asked by Marnie
  164. Chemistry

    what is an meant by Give an empirical definition of electrode and electrolyte???

    asked by Moi
  165. world history

    how did cultural diffusion occur between Europe and Asia?

    asked by mark
  166. Analysis and Design

    I need 2 more "Project Goals" along with what I already have!

    asked by TO MISS SUE
  167. chemistry

    What is the most common structural feature of chiral organic molecule?

    asked by Cerise
  168. grammar

    what is a declarative sentence and a complex sentence?

    asked by bryan
  169. english

    where do you use semi colons

    asked by bryan
  170. biology

    can someone explain photosynthesis

    asked by bryan
  171. math

    Your family takes 2.5 hours to drive to grandmoms house. If you traveled an average of 60 km per hour, how fast did you travel?

    asked by Tina
  172. Algebra

    What is the Pythagorean Theorem a model of?

    asked by Jackson
  173. Psychology

    1) The type of learning that involves reasoning, problem solving, language, memory, association of ideas, and other mental processes is Cognitive learning. Is this correct? 2) When you are figuring out how to memorize information for your college tests,

    asked by Jack
  174. science

    Meters per second(m/sec) is a unit of what?

    asked by Tina
  175. psychology

    What are some benefits or advantages of being old (80 years old and up)?

    asked by Keenan
  176. physics

    find the distance light travels from its starting point, S, to its final point, F, by traveling two different paths: Note: you'll need to know Pythagorean Theorem.

    asked by na
  177. Chemistry AP

    How many moles of sodium hydroxide would have to be added to 125 mL of a 0.411 M nitrous acid solution, in order to prepare a buffer with a pH of 2.990?

    asked by Jessica
  178. world history

    my book does not talk about that can you help me with some websites that might help me

    asked by mark
  179. Chemistry

    Modified Arrhenius theory question? using the modified Arrhenius theory, write a chemical reaction equation to explain the acidity of glycolic acid.

    asked by Sam
  180. Biology

    Respiratory system questions? how does cigarette smoking affect the mucous layer in the bronchioles why does the buildup of tar in the bronchioles limit air flow in what area does a tumor begin to develop

    asked by Sam
  181. 4 grade math

    i have a question on this problem? write true if is true, False if it is false? (6*5)/3 and 15>(7*6)*(10-9)

    asked by pat
  182. American National Government

    I am writing a paper about the ways in which the federal and state bureaucracy affects my life and I am a little stumped. I work in a elementary school and I know that both the federal as well as the state bureaucracy affects my life but I'm not sure what

    asked by B.B.
  183. SYSTEM DESIGN

    Could someone re-word this for me?? My instructor did not like the structure: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Soon after warm weather ,and springtime rolls around, high school seniors across the country have only one thing is on his or her

    asked by I T WEBUILDER
  184. science

    What is a chemical reation?

    asked by Donell
  185. 4 grade mat

    write the missing number to make number sentence true. ______=(25/5)+(8*4) next on i don't get it what is (20 DIVIDE 4) dIVIDE =5

    asked by pat
  186. algebra

    f(x)=4x+2 f(8)=? f(10)=?

    asked by Evelyn
  187. Critical Analysis

    why and how could you apply critical thinking when evaluating each of the following? Articles, Advertising, media, and Conversation

    asked by Tim
  188. Calculus

    the limit (h->0) of (sin^2(3x + 3h) - sin^2(3x))/(h) is....

    asked by Lindsay
  189. social studies

    did george washington want the great comprimes? Why?

    asked by alexandra
  190. math

    on the moon, the acceleration due to gravity is 1.6m/ sec 1. If instead of being released from rest, the rock is thrown into the crevasse from the same point with a downward velocty of 4m/sec, when will it hit the bottom and how fast will it be going when

    asked by sarah
  191. physics

    a box with mass 20kg rests on a frictionless ramp with a 15degree slope. a mover pulls up on a rope attached to the box to pull it up the incline. if the rope makes a 40 degree angle with the horizontal, what's the smallest force that the mover will have

    asked by thalia
  192. geometry

    solve the riddle i am a polygon i have two right angles i have only one pair of parallel sides

    asked by aqua
  193. orgenic chemistrry

    why is the reaction mixture extracted with sodium bicarbonate?give an equation and explain its relevance.

    asked by priyanka
  194. Algebra 2

    what is the answer to: -6psquared+11p+7=0 i'm confused...

    asked by Lauren
  195. Physics

    The highest that George can suck water up a very long straw is 2.0 m. (This is a typical value.) What is the lowest pressure that he can maintain in his mouth?

    asked by SB
  196. physics

    A skier skis down a 25 m high frictionless ski slope. How fast will she be moving at the bottom of the slope if: A) She starts from rest at the top B) She starts out with a velocity of 10 m/s

    asked by Monika
  197. math

    how do use approximation to tell which fraction is greater

    asked by brad
  198. orgenic chemistry

    which starting material is the limiting reagent in this procedure? which reagent is used in excess?How great is the molar excess(how many times greater)?

    asked by priya
  199. Algebra

    translate to an algebraic expression, the product of 11% of some number

    asked by Diana
  200. physics

    A skier skis down a 25 m high frictionless ski slope. How fast will she be moving at the bottom of the slope if: A) She starts from rest at the top B) She starts out with a velocity of 10 m/s

    asked by Monika
  201. algebra

    How do you find Standard Form for the problem: m=-3; b=2?

    asked by Haley
  202. algebra

    if you have 88 ft of fencing to enclose a rectangular plot but don't fence one side, find the length and width of the rectangle that will maximize the area

    asked by rochelle
  203. Math

    A quadrilateral -------- has two congruent sides? answer ---- always. Sometimes. Never

    asked by Lisa
  204. chemistry

    one method for favoring the formation of an ester is to add excess acetic acid. sugest another method,involving the right-hand side of the equation,that will favor the formation of the ester.

    asked by priya
  205. chemistry

    one method for favoring the formation of an ester is to add excess acetic acid. sugest another method,involving the right-hand side of the equation,that will favor the formation of the ester.

    asked by priya
  206. Physics

    A 10kg box is pulled a distance of 100m along a level floor at constant velocity using a force of 40 N at an angle of 35 degrees above the horizontal. If the box is pulled at constant velocity, what is the coefficient of friction between the bottom of the

    asked by Holly
  207. Chemistry

    What the density of 100 mL of HCL at 18 degree C?

    asked by Larson
  208. Economics

    A tract of land is found to contain a plant from which drug companies can extract a newly discovered cancer-fighting medicine. This variety of plant does not grow anywhere else in the world. Initially, the many owners of lots within this trtact, who had

    asked by Anonymous
  209. Business Law

    Jean owns five acres of land in aea of single-family homes on mostly one acre plot.Jeans property contains her house and three outbuildings. Among the animals housed in the outbuildings are a dog and a tiger,Mary a neighbor is jogging past Jeans property.

    asked by Chantae
  210. math

    explain how you could show 5 less than a number using an expreesion

    asked by Anonymous
  211. Physics

    60 cm^3 of gasoline are mixed with 55 cm^3 of water. What is the average density of the mixture? the density of gasoline: 680

    asked by SB
  212. science

    how do i convert 4 g/ml to kg/m^3 ? ur help is appreciated :)

    asked by Anonymous
  213. physics

    A 1kg mass is suspended from a vertical spring with a spring constant of 100 N/m and the equilibrium position is noted. The spring is then pushed upward (compressed) a distance x=10 cm before the mass is released from rest. How fast will the block be

    asked by susanna
  214. spanish proofread

    Mis sueños son criar una familia en el futuro y ofrecer una casa cariñosa. Mi casa ideal incluye una cocina grande, muchos baños, un patio afuera, y un mínimo de tres plantas. Yo quiero una cocina grande porque me encanta cocinar y pienso que reunirse

    asked by Becca
  215. orgenic chemistry

    why is the reaction mixture(isopentyl acid, glacial acetic acid,concentrated ssulfuric acid) extracted with sodium bicarbonate?give an equation and explain its relevance

    asked by priya
  216. geometry

    If two line are parallel and the slope of one of the lines is m, what is the product of thir slopes?

    asked by Anonymous
  217. orgenic chemistry

    why is the reaction mixture(isopentyl acid, glacial acetic acid,concentrated ssulfuric acid) extracted with sodium bicarbonate?give an equation and explain its relevance

    asked by priya
  218. Social Studies

    During the time of Troy and the Trojan war was it common for the king and his wife to be buried near each other? Website refs would be great also... thanks:)

    asked by Nicole
  219. English

    Help:Please change show me anthing that I need to do, by placing the correct form at the it the bottom of the essay. Topic: What is your biggest regret in life? My Biggest Regret Everyone has had some regrets about something in life. Some of the regrets

    asked by Angel
  220. math

    The average score on a reading test for 58 students was 87.3. Twelve more students took the test. The average of the 12 students was 90.7. What was the average for all students?

    asked by TSN
  221. college chem

    calculate the density of O2 gas( in g/L) at 1.22 atm and 25 degrees C

    asked by amanda
  222. science

    how can i describe one type of heating system, and describe how it tansfers energy to warm that air inside the rooms?

    asked by Solano
  223. Health and Disease

    How do disease trends impact the delivery of health care services, such as treatment options and resources available to the public?

    asked by Anonymous
  224. 8th grade

    its in Algebra 1 ! the riddle is whom should you see at the bank if you need to borrow money. its 15 letters. a teller doesnt fit. i don't know ! i need help ! PLEASE

    asked by beba melendez
  225. 10grd. Chem/Phys

    numbers 1 4 6 8 9 10 12 14 15 16 27 34 49 56 57 58 70 all have or lack a certain property. any ideas i'm lost???

    asked by Ryan
  226. To: Economyst - Can you please help?

    Airline pricing is a good example of price discrimination. Airlines set different prices for first-class and excursion. Suppose the economics division of a major airline company estimates the demand and marginal revenue functions for first-class and

    asked by too old
  227. To: Economyst - Can you please help me?

    The demand curve for a monopolist is Qd = 500 - P and the marginal revenue function is MR = 500 - 2P. The monopoloist has a constant marginal and average total cost of $50 per unit. a. Find the monopolist's profit maximizing output and price b.Calculate

    asked by too old
  228. math

    student claims that the square root of -x equals three has no solution, since the square root of a negative number does not exist. Why is this argument wrong?

    asked by brina
  229. math

    Twenty-seven students averages 70 on their midterm. Could 21 of them have scored about 90?

    asked by Jerry
  230. History

    Please help! I have to choose any 3 of the 13 colonies, and/or Missouri, Vermont, Kentucky, Ohio, Louisiana, Tennessee, as long as there is one chosen from each of the three regions (New England, South, and Mid-Atlantic/West) and explain: the founding, the

    asked by Asha
  231. statistics

    In a local university,40% of the students live in the dormitories. A random sample of 80 students is selected for a particular study. What is the probability that the sample proportion (the proportion living in the dormitories) is between 0.30 and 0.50?

    asked by sandy
  232. math

    Henry's z-score on his reading test was 1.27. The class average was 60, the median was 58.5 and the variance was 6.2. What was Henry's "raw" score (his score before converting to z-scores)

    asked by Lauren
  233. stats

    An automobile repair shop has determined that the average service time on an automobile is 2 hours with a standard deviation of 32 minutes. A random sample of 64 out of 400 services is selected. What is the probability that this sample will have a mean

    asked by sandy
  234. AP Chemistry

    What is the specific solubilities (in g/100 g H2O) in both cold and hot water for AgCI, PbCI2, and Hg2CI2?

    asked by Angie
  235. 7th grade

    Almost everyone at the Bright Corporation reads a daily newspaper on a regular basis. In fact, altogether te company employs 2,940 people,of whom70% read The Daily News,45% read The Courier and 60% read The inquirer. One fourth of the employees reads The

    asked by Natasha
  236. college

    First write the value that makes the denominator zero then solve the equation x-8/2x+5=x+6/x

    asked by Cherry
  237. MO theory regarding heteronuclear diatomic molecul

    Hi all I am having trouble finding the MO order for heteronuclear diatomic molecules: In my textbook, heteronuclear order is listed as: 1o 2o 3o 4o 1pi 5o 2pi 6o where o = sigma When I first saw it, I was confused; how can the above be correct? If one were

    asked by Steven
  238. Writing a 2 column proof..

    I have no idea where to start! and I've got lots of these to write. Directions say write a two-column proof... Given: segment AB is congruent to segment XY, AC is is congruent to XZ, and BC is congruent to YZ. Prove: triangle ABC is congruent to triangle

    asked by Chrissy
  239. Atmospheric Science

    The 15th floor meteorological observatory of the O&M building is 188 ft from the level of the main entrance. Assume that the temperature at the entrance is 25 degrees Celcius, that station pressure is 1000 mb, and the mixing ration is .010 kg/kg. What is

    asked by Sandra
  240. Critical Analysis

    how do you identify the principal issue presented by the source.

    asked by Tim
  241. Science, Technology and Culture

    I have to create a case study on The Impact of technology on telecommunications. I do not know where to start or what a case study looks like. I have to have two sources that are interviews. I work for a AT&T Call Center but I don't know how to make a case

    asked by Jannie
  242. 5th grade

    it wants me to add an independent or dependent clause........they chose which clause to use, ex. when the student artist showed his work to the teacher......I'm to add an independant clause......I don't know what they're asking.....

    asked by madison
  243. Physics

    A orbiting satellite stays over a certain spot on the equator of (rotating) Mercury. What is the altitude of the orbit (called a "synchronous orbit")?

    asked by Ray
  244. psychology

    1)When conditioning takes place, behavior is associated with? a. ideas b. stimuli, consequences, or both c. events in the environment d. both b and c are answers. my first answer was b but this was wrong. Is the correct answer d? 2) In classical

    asked by Jack
  245. 3rd grade

    Bobby subtracted 75 - 45 and said the answer is 30. Is his answer reasonable? why or why not?

    asked by ais
  246. apush

    how could trusts purchase a senate seat in the late nineteenth century? what bias did the founding fathers demostarte in their procedure for electing senators?

    asked by jennifer
  247. Math

    Indicate whether the tasks in Exercises 2–6 involve perimeter or area.Determining the number of tiles needed to floor a bathroom

    asked by MARIE
  248. Physics 30

    An object located in front of a concave mirror with a radius of curvature of 80 cm produces an invert image that is three times the size of the object. Calculate the distance between the object and the mirror.

    asked by ALan
  249. feature writing

    what is a feature article and give examples

    asked by riojay
  250. CRT/205

    How does critical thinking affect you as a reader and writer?

    asked by black
  251. Reading/Language

    What does H.U.G.S. stand for? Like H stands for - then U stands for - something like that... Thanks if anyone can help!!

    asked by Pinky
  252. Stats

    The heights of women in the US approximately follow a bell shaped curve. What do you think that means?

    asked by Sam
  253. ap us history

    how could the trusts purchase a senat seat? what bias did the foounding fathers demostarte in their procedure for electing senators?

    asked by jennifer
  254. math

    A musician plans to perform 5 selections for a concert. If he can choose from 8 different pieces, how many ways can he arrange his program?

    asked by timothy
  255. math

    A room measures 15 ft by 19 ft. The ceiling is 10 ft above the floor. The door is 3 ft by 7 ft. A gallon of paint will cover 78.2 ft2. How many gallons of paint are needed to paint the room (including the ceiling and not including the door). Round your

    asked by heatherly
  256. math

    Which of the following conditions ensures that a quadrilateral is a parallelogram? A) A pair of opposite sides are both congruent and parallel. B) Both pairs of opposite sides are congruent. C) A pair of opposite sides are congruent. D) All of the above

    asked by sarah
  257. Physics

    A orbiting satellite stays over a certain spot on the equator of (rotating) Mercury. What is the altitude of the orbit (called a "synchronous orbit")?

    asked by Ray