Questions Asked on
May 11, 2009

  1. Chemistry

    What happens to these physical properties as the strength of intermolecular forces increases? My answers are there as well but its not correct Increase or decrease? a) melting point - increases b) vapor pressure-increases c) boiling point- increases d)

    asked by Saira
  2. Chemistry

    SO2(g) + NO2(g) SO3(g) + NO (g) At a given temperature, analysis of an equilibrium mixture found [SO2] = 4.00 M, [NO2] = 0.500 M, [SO3] = 3.00 M, and [NO] = 2.00 M. (a) What is the new equilibrium concentration of NO when 1.50 moles of NO2 are added to the

    asked by Andre
  3. English

    What is wrong with this sentence? Since I no longer maintain an office downtown for working on this kind of project.

    asked by Anonymous
  4. Chemistry

    What is the molar solubility of PbCl2 in a solution of 0.23 M CaCl2? Ksp = 1.6 10-5 for PbCl2. idk how to do this because of the Cl2

    asked by Jason
  5. Algebra I

    Use A = P(1+r)^t to find the interest rate. $2000 grows to $2420 in 2 years. I have no idea how to go about this problem! Your help is appreciated. Thank you!!

    asked by Faith
  6. chemistry

    Solid Na2SO4 is added to a solution which is 0.014 M in Pb(NO3)2 and 0.041 M in AgNO3. Assume the volume remains constant. Ksp = 2.0 10-8 for PbSO4 and Ksp = 1.2 10-5 for Ag2SO4. (a) Which compound precipitates first? 1 PbSO4 (b) What is the concentration

    asked by Andre
  7. Earth Science

    How tall in miles would a stack of 4.5 billion pennies be?

    asked by Krystal
  8. Grammar

    Identify the entire verb phrase: 1.The whole event had been secretly planned by the Wong twins. Ans- had been secretly planned 2.Hadn't you ever been to a state fair before? A.hadn't ever been B.had ever been C.had been D.hadn't been A Are these correct?

    asked by mysterychicken
  9. Calculus

    Here is my problem that I am trying to work on: A rock is dropped from the top of a 300-ft cliff. It's velocity at time t seconds is v(t0= -32 t feet per second. a.) Find the height of the rock above the ground at time t. b.) How long will the rock take to

    asked by Caitlin
  10. Earth Science

    If a major hurricane can generate 1.25 x 10 to the 19th power calories of energy per day, and this energy comes from condensation, how many liters of water must condense each day to form hurricane clouds and precipitation?

    asked by Krystal
  11. Economics

    Could you please check these thanks. Directions: Supply can decrease and increase depending upon several factors. Also you must put if that factor increase/decreases amount of supply, if the supply curves to the left/right, and if the cost to produce is

    asked by Cathy
  12. Grammar

    Here are some more- What kind of complement is the word in CAPS? 1.Fill the BUCKET with potting soil. A.direct object B.indirect object C.predicate nominative D.predicate adjective A? 2.The jigsaw puzzle is too EASY for me. A.direct object B.indirect

    asked by mysterychicken
  13. science

    1.Why is it difficult to get substances in pure form in nature? 2.Name a liquid that is heavier than water and is not miscible in water?

    asked by Khairul
  14. English

    1. They were standing in a row. 2. They were standing in a line. (Are both the same?) 3. They were standing in two rows. 4. They were standing in two lines. (Are both the same?) 5. Instant noodles are bad for health. 6. Instant noodles are poor for health.

    asked by John
  15. math

    Given the simple interest formula, I = Prt, solve for t

    asked by gabe
  16. economics

    Discuss the effects on efficient behavior of different liability rules, including comparative negligence. Include in your discussion an analysis of the efficiency of the various rules and discuss the differing costs of administering the rules.

    asked by Sung
  17. Economics Quick Question

    I'm going to type part of this passage and you have to fill in the blank. Could you check my answer here are the words that may go in that blank. elasticity shortage equilibrium price supply productivity surplus profit techonology Passage: Let's start with

    asked by Taylor
  18. 7th pre-algebra

    I need help understanding how to slove two step equations. Example -10 - k=-36

    asked by Ellen
  19. Chemistry

    Arrange the following ions (Cu^2+. Zn^2+, Al^3+, and Mg^2+) in order of decreasing ability to be reduced. Could someone check my answer and see if it is right? Thanks Cu^2+ > Zn^2+ > Al ^3+ > Mg ^ 2+

    asked by Anonymous
  20. Physical Science

    Need help with these questions- 1.What causes an electric current in a wire? A.Electric feilds cause atoms to move in the wire B.Electrons flow because of electrical attraction and repulsion C.Electrons move because of heat D.Electrons build up in the wire

    asked by mysterychicken
  21. algebra

    Find the unit rate: $10.99 for 12 slices of pizza.

    asked by ange
  22. spanish

    "¿Conoces bien la literatura española?" "Sí, _____ bien." a. la sé b. lo conocemos c. la sabes d. la conozco D

    asked by y912f
  23. Quick Question

    I need a simple definition that summarizes what The Peiodic Table of Elements is? And what it does. Thank you.

    asked by James
  24. Chemistry

    1. What is the name of the ester formed from formic acid and methanol? ( I know formic acid equals methanoic acid(HCOOH) and we need to change "oic acid" to "-oate", but how about methanol? I had no ideas what to do with the alcohol...) Do the words in

    asked by anonymous
  25. Chemistry

    What is the vapor pressure of ethanol at 13 C?

    asked by gnozahs
  26. spanish

    ¿Qué materia te gusta más?" "Me gusta más la clase de geometría. Es _____ de todas." a. la clase menos interestante b. la clase más aburrida c. la clase más interesante d. tan interestante como C?--most interesting class

    asked by y912f
  27. Chemistry

    Would the solubility of AgBr(s) in a .10 M. KNO3 be smaller, larger of the same as the solubility of AgBr(s) in water. Wouldn't it be larger?

    asked by Anonymous
  28. Algebra 1

    c. multiplying x/6-5/8=4 by 6 did not eliminate all the fractions/ What could you have multiplied to get rid of all the fractions? Explain how you got your answer and write the equivelent equation that has no fractions. HELP ME PLEASE!!!!!!! I don't

    asked by Kelsie
  29. Chemistry

    Question: How many grams of AgI can be dissolved in 150.0 mL of a solution that initially contains NaCn at a concentratoin of .440 M? Would the equation be Ag(Cn)2 -> Ag+ 2CN? What numbers go into what place in the ice table. does the .440 M of CN get

    asked by Anonymous
  30. Calculus

    well i have this homework question that says: A rock is dropped from the top of a 300-ft cliff. It's velocity at time t seconds is v(t0= -32 t feet per second. a.) Find the height of the rock above the ground at time t. b.) How long will the rock take to

    asked by Caitlin
  31. Chemistry

    Question: When 1.97 grams of Pb(OH)2(s) is added to 1.00 liter of pure water at 25 C a saturated solution (some solid is present) is formed that has a pH of 8.97. Compute the Ksp value for Pb(OH)2 using the data. How do i go about getting the Molarity from

    asked by Eliz
  32. Probability

    A bag contains 5 white discs and 5 black discs. Two players draw discs from the bag one at a time in turns and do not replace them. Andy goes first and draws a white disc. Beth follows and draws a white disc. (a)What is the probability: (i)Andy draws a

    asked by Anonymous
  33. Physics

    Alright so I need some help were doing Friction and Centripetal Force A 1250 Kg car traveling at 12 m/s is exiting circular highway exit ramp with a radius of 36 meters then I'm asked to find the acceleration the centripetal force the normal foce which I

    asked by HELP ME!
  34. Grammar

    Need help with these two questions....I just need to know if I'm right or wrong- Choose the subject of the sentence: 1.Tuesday morning, the RWGC will open. A.morning B.Tuesday morning C.RWGC D.Center C? 2.Last year, wasn't Carson City in Nevada near our

    asked by mysterychicken
  35. terminology

    When comparing hemodialysis and peritoneal dialysis, it can be said that A. hemodialysis takes longer than peritoneal dialysis. B. peritoneal dialysis involves the removal of blood from the patient. C. hemodialysis is a step closer to the need for

    asked by Kimberly
  36. science

    where is the potential and kinetic energy in a cd player?

    asked by abc123
  37. spanish

    "¿En que actividades extracurriculares participas tú?" "_____ todos los martes." a. tocas en el banda b. participamos en el anuario c. escriben para el periódico d. practico artes marciales i'm confused. isn't it asking what extra curricular activities

    asked by y912f
  38. Chemistry

    Question: you have .420 Litters of a solution containing Ag3PO4 (s) in equilibrium with its ions. write an algebraic equation which when solved will geive the molar concentration of Ag^+1 after the addition of .200 moles of Na3Po4(s) to the .420 liters of

    asked by Eliz
  39. To Toni - re Com220

    Your very complicated post has been removed. Keep in mind that Jiskha ... ... has no affiliation with any particular school or other institution, and ... doesn't do students' assignments for them, and ... doesn't have access to your assignment materials!

    asked by Writeacher
  40. math

    For every 100 cars that enter the intersection from A, 30 cars head toward B, 40 cars head toward C abd 30 cars head toward D. If 60 cars enter the intersection from A, how many cars head toward B?

    asked by ladoo
  41. Quick Question

    What is Quantum Physics and Quantum Mechanics? Is there even a difference between them? thank you very much.

    asked by James
  42. Chemistry

    I have this alkene: CH3-CH2-CH2-CH3 1 CH3-CH2-CH2-CH3 The one is supposed to be a bond, but I did not have that feature on my computer. Would it be called hexane? Thanks for checking this.

    asked by Susanne
  43. English

    I need your opinion on this. I'm writing a research paper with fairly long paragraphs. My teacher said we only need to cite once a paragraph if it is all from the same source, but I feel like that's not enough. Should I cite every line? (My essay is going

    asked by Angeline
  44. spanish

    "Quién es _____ de la clase?" "Tiene que ser Miguel, ¡El siempre esta estudiando!" a. el estudiante más tonto b. el estudiante más inteligente c. los estudiantes más inteligentes d. la estudiante más tonta i don't understand the question

    asked by y912f
  45. earth science

    Science fair help..about soil.. and UV rays..? my topic is how can natural or artificial UV (ultraviolet rays) affect the humus soil and also the grass growing in it? I took 5 plants and put it near the window and the other ones i put it near an artificial

    asked by s
  46. economics

    Need Help on my final exam. Willing to reward for help. 1. Relate the legal concept of tort to the economic concept of externalities. 2. Does the existence of a tort necessarily mean that economic inefficiency is present? How do torts differ from other

    asked by Sung
  47. health

    When comparing the flow of lymph in the lymphatic system with the flow of blood in the circulatory system, it can be said that the lymphatic system also A. uses a pump. B. contains fluid that travels in only one direction. C. uses valves to prevent

    asked by Tyra
  48. english

    i need some ideas for a type sketch please help!

    asked by Sarah
  49. Career Urgent

    Why do you need math, business, and computer-related courses to become a web designer/developer? please help and thank you

    asked by T.M.L
  50. y912f / Spanish

    Please go back to those two where I asked you to follow the 4 steps. I will NOT supply the answers until you do that! You need to proove to me that you can and will follow those 4 steps first! Sra

    asked by SraJMcGin
  51. Career Urgent

    Why do you need to take a business course to become web designer/developer? I know it's a skill but what does it do? I answer why do web designer/developer need math and computer-related courses and now I need why do you need business. please help and

    asked by T.M.L
  52. Career Urgent

    I read it but still couldn't figure out why do you business?

    asked by T.M.L
  53. Grammar

    Are all of these words in caps predicate nominatives? 1.Isn't this movie THE BLACK STALLION? 2.Have you met DR.CARLOS WHITMAN, Sally? 3.The winner of the first place ribbon for science is ROBIN SENAROS! 4.Email DAD a copy of the photograph tonight. Thanks!

    asked by mysterychicken
  54. Math

    ¡Ì means sqrt. Simplify (2¡Ì6+3¡Ì3)(¡Ì6-5¡Ì3) I got 15¡Ì2 -45.

    asked by Angie
  55. Math

    The mean height is 5 ft 4 in. How many students are in the class?

    asked by Rocky
  56. 10th grade

    Have any ideas for writing a type sketch about point guards?

    asked by Sarah
  57. Algebra

    Soybean meal is 18% protein; cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360 lb mixture that is 12% protein?

    asked by Sadie
  58. Math

    50% of what number is 25?

    asked by Sadie
  59. math

    11. Excluding Alaska, find the lowest temperature in the United States for the following date _________ (April 2nd) Express your answer in both Fahrenheit and Celsius. Also include the place where the temperature was recorded

    asked by wishing i was good at math
  60. Chemistry

    Question: if 10.0 mg of Mg(OH)2 is placed in 100 ml of pure water, will all of the sample dissolve before equilibrium can become established, or will some sample remain undissolved? i got the Molarity of Mg(OH)2 to be .00172 M. Where does that exactly go

    asked by Eliz
  61. statistics

    The 98% CL for the true average difference in pain levels before versus after hypnosis is (-0.365,3.73). What is the best intereption for this interval??? *note: i said we are 98% confident that the sample average pain reducing effect of hypnosis is

    asked by jessica
  62. Math

    I need help unscrambling these math words: dlrcaai tteiuqon sigeetnr eeianrdmr eoiatronp

    asked by Koryn
  63. Chemsitry

    Hello. I'm not n=sure about these answers so i was wondering if someone could check them out? 27, A: Which is a stronger acid - sulfuric or carbonic acid? (Answer: Sulfuric acid.) 27, B: Imagine you have two glasses. One contains a solution of carbonic

    asked by CRCAWF
  64. spanish

    May you see if this is written correctly? Hace veintitrés años, mi madre emigró desde Vietnam hasta los Estados Unidos. Durante aquel tiempo, ella tenía el pelo corto y marrón, con una tez morena. Aunque ella era una joven adulta, fue ingenua cuando

    asked by anonymous
  65. Tax Planning

    Grand Rapids Company paid $250,000 cash in full settlement of a $275,000 debt. Before the payment, its assets were worth $375,000, and its debt equaled $345,000. How much debt relief must the company include in gross income if it is undergoing Chapter 11

    asked by Danny
  66. 9th grade health

    what is is formed as a waste product during respiration

    asked by renee
  67. math

    Rewrite the expression with positive exponents: 1/3x-3

    asked by ange
  68. sci 230

    Can body parts be rebuilt?

    asked by Meshelle
  69. French

    What's wrong with my response in this: Question: À qui aimes-tu rendre visite? Response: J'amie rends visite à ma cousine.

    asked by Angie
  70. math plz help

    Explain what the Metric System is. Also find the year the metric system was invented and the country where it happened

    asked by straight a student
  71. science

    what are some interesting facts about the sun?

    asked by jonathan
  72. Chem.

    As a go through my study guide, I'm finding that I'm getting esters and normal stoic acids confused. How can you tell when a stoic acid is an ester and when its not? Or are they always the same thing? Thanks for explaining this.

    asked by Susanne
  73. science

    the muscle cell function is what?

    asked by Cami
  74. ml

    Evaluate the expression 25/23 and write your answer as a fraction in simplest form.

    asked by puppy101
  75. Math

    There's a right triangle. There's an angle that measures 41 degrees. The hypotenuse is x, and the angle opposite 41 degrees measures 25 in length. How can I find what x is? The proportion set up is 25/x, but how do you solve for x?

    asked by Angie
  76. spanish

    "¿A qué hora _____ tu padre de tu casa?" "Generalmente a las seis y media." a. sale b. salen c. salimos d. sales i'm stuck between A and D

    asked by y912f
  77. finance

    17. Collins Office Supplies is considering a more liberal credit policy to increase sales, but expects that 9 percent of the new accounts will be uncollectible. Collection costs are 5 percent of new sales, production and selling costs are 78 percent, and

    asked by stacie
  78. economics

    What is the difference between the application of strict liability in products liability and in other applications of strict liability? Do these different concepts of strict liability have different implications for economic efficiency?

    asked by Sung
  79. probabilty

    When I go to the local music store the probability I can buy any particular CD I want is 2/5, but if I go to the department store in nearby Tadchester the probability is 5/6. I want to buy two particular CDs. What is the probability that (a)I can get them

    asked by Anonymous
  80. Entropy

    If a sample of an ideal gas is heated at a constant volume, I believe its entropy will increase. Am I right? Thanks.

    asked by charlie
  81. Math

    Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+2-3i 2. Forces of 60 and 100 pounds

    asked by Hujinson
  82. SCI 230

    Are test tube babies the same as natural ones?

    asked by Meshelle
  83. spelling!!

    I need a sentence with quilting!

    asked by smarty tarty
  84. spanish

    "¿A que hora salen de cine Carmen y tu?" "_____ a las nueve." a. Salen b. Salgo c. Sale d. Salimos D?

    asked by y912f
  85. Calculus

    Find a number X such that the error is less than X (The error is 14593/2340 for the sequence, 7n/(n^3+1). How would you start to solve this problem?

    asked by Jacob
  86. Math/Physics

    Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+2-3i 2. Forces of 60 and 100 pounds

    asked by Hujinson
  87. social studies

    what were discipline kids got in the colonial times?

    asked by HHHHHEEEEELLLLPPPP!!!
  88. MATH

    Find the least common multiple of 20, 30, and 50.

    asked by TALITA
  89. english3

    what are some examples of realism, naturalism and psycological fiction in the short story "An Occurance at Owl Creek Bridge"?

    asked by renee
  90. Economics quick question

    How are prices determined in command economies?

    asked by Taylor
  91. science

    where is the sun located.

    asked by jonathan
  92. Final Project

    I need to find 4 children songs/lyrics in between the copyright date of 2004-2009. I have search the Internet 4 days and I have no luck.I need 2 Spanishand 2 English version. Can someone help me please. I need this today.I have to have the name of the

    asked by Cynthia
  93. College philosophy

    Why does heidegger think that care is a fundamental part of being dasein? I have no idea what to write and ive been stuck for a while so any help would be appreciated.

    asked by Joe
  94. spelling!!

    What is a good sentence to make with the word cyphering and copybook.

    asked by abc123
  95. 8th grade

    how do you simplify: 3x+6 ---- 3x^2

    asked by katie
  96. Physics

    so I'm doing the back of this worksheet and on the bottom there's a list of a whole bunch of formulas... I'm asked to find the minimum coefficent of friction if the road was flat of a car which I still don't know how to do and posted a question about it

    asked by HELP ME!
  97. spanish

    "¿Cuando van Uds. a comprar la computadora nueva?" "_____ vamos a comprar la semana proxima." a. la b. los c. las d. lo (i've crossed out A and D from my choices)

    asked by y912f
  98. chem nomenclature

    whats the formula: tetraamminedinitratocobalt(III) bromide

    asked by michelle
  99. Chem.

    On the topic of esters, if my Ester is CH3-C(double bond directly downward below the C)-O-CH3, would it be methyl ethanoate or methanoate ethyl? Thanks.

    asked by Susanne
  100. chemistry

    entropy increase as temperature increases why

    asked by tom
  101. phsyics

    I was wondering what the difference in current would be in one full extension cord versus several extension cords (which equal the same length as the first) attatched together? I was thinking there would be more resistance when the current goes from one

    asked by Lena
  102. social studies

    physical maps help you see what?

    asked by cory
  103. spanish

    En nuestra escuela, muchos estudiantes quieren ser membros del _____. a. consejo estudiantil b. orquesta c. piano d. contrabajo A?--student council

    asked by y912f
  104. SPELLING

    WHAT DOES A COLONIAL STOCK MEAN?

    asked by smarty tarty
  105. Pre-calc

    Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+2-3i 2. Forces of 60 and 100 pounds

    asked by Hujinson
  106. history

    What were Martin Luther's personal qualities? Please help!

    asked by xxxx
  107. english

    essay 'my first day in grade 3'

    asked by fuad
  108. Religions

    How modern civilization has impacted the spiritual lives of the indigenous peoples you explored. Are indigenous religions still practiced today? If so, how have the practices changed over time?

    asked by D
  109. English

    Where are three places that William Shakespeare lives?

    asked by Sarah
  110. Math

    I am working on 5th grade math...can you help with the following question? In a roll of 50 dimes, 8 were minted before 1983. What percent of the dimes in the roll were minted before 1983?

    asked by Julie
  111. science

    Why should you visit the sun? what is special about it?

    asked by jonathan
  112. science

    What is a good sentence to use with spinning? It has to be the colonial kind of spinning!

    asked by HELP PLEAZ!
  113. HELP PLEASE ITS KIND OF HISTORY SLASH MATH

    WHAT IS THE SIZE OF THE BASE THAT THE STATUE OF LIBERTY SITS ON

    asked by MADI <333
  114. MATH

    find the equation of the line that passes through the points (0,3) and (-3,7).

    asked by Amanda
  115. 5th grade

    why can you estimate a quotient without completing the division?

    asked by keeunda
  116. us history

    was the reconstruction era the best or the worst time for African Americans since slavery?

    asked by Jason P
  117. pre calc

    f(x)= x^2+5 g(x)= square root x-1 (f/g)(x)

    asked by tim
  118. spanish

    "¿Eres _____ de la orquesta?" Sí. Toco el violin." a. equipo b. coro c. anuario d. miembro D?--member

    asked by y912f
  119. spanish

    "¿A que hora comieron Uds. esta mañana?" "_____ a las once." a. desayunaron b. desayunamos c. comieron d. comiste A?

    asked by y912f
  120. Tax Planning

    Lake Michigan Inc. excluded a $125,000 discharge of indebtedness from gross income. Before the exclusion, it had had an NOL of $95,000 and a general business credit carryforward of $60,000. How much of the general business credit must be reduced? A-$60,000

    asked by Danny
  121. earth science

    How did geologic events play a role in forming coal?

    asked by A.W.