1. Math

    suppose u and v are functions of x that are differentiable at x=2 and that u(2) =3, u'(2) = -4, v(2) = 1, and v'(2) find values of derivatives at x = 2 (d/dx)(uv) = ? I would like to know how to set this up because I'm only used to getting problems that

    asked by Amy on November 1, 2011
  2. Solving Inequalities?

    Ive been having problems with this soo... My first problem is this: Solve 2x-4(x+2)-6 < 0 Can someone help me step-by-step figure this out so i can at least finish the ones that are similiar to this one? Thankies

    asked by Chrissy on September 3, 2009
  3. arithmetic

    My question is about estimaing products Examples: 1/5 x 26; 1/3 x 4/11; and 4 1/3 x 3 7/8. i can't remember how to multiply these types of problems let alone,estimate the products. Can u please help me to help my son.

    asked by Sharron on February 19, 2008
  4. math

    find thedomain and range of {(7,-2), (-6,-4) (9-9,)-(5-5)}= evaluate f(x) +3x^2-4x-3at f(x-1)= evaluate f(x)= -5x+8 atf(-3)= it will be well appreciated of what how and help with these math problems plz thank you

    asked by sherri on January 4, 2009
  5. statistics

    if there 60% math major are women, 15 were random. what probility 12 women were are selected and what are the mean and variance. Show ne how to work the problems

    asked by landa givens on September 21, 2010
  6. Calculus

    tan 0=1 csc 0 = sqrt. 2 cos 0 = sin 0 os 0 = cos (-pie/6) The 0s means that symbol for angle. Please someone help me do these problems.

    asked by Eva on March 8, 2011
  7. Physics

    I don't understand anything about the centripital force and torque please HELP me to understand hoe to solve problems relsted to this topics,

    asked by John on August 29, 2011
  8. Math Algebra

    I am stuck on simplifying four problems, I cannot figure out which steps i need to make. Can you please help me. 6x^4 - 8 2a² + a²b + ab + 1 12m²p + 35nq³ a²b - a² - 2b -2

    asked by Norma on January 3, 2008
  9. Physics

    I don't understand anything about the centripital force and torque please HELP me to understand hoe to solve problems relsted to this topics,

    asked by John on August 29, 2011
  10. math

    how would I solve 10=7-m? I don't understand how to find the variable and I use flowchart!none of my math books show me how! so how can I solve problems like these?

    asked by Emi on January 11, 2013
  11. Philosophy

    john will other score 10/10 on the assignment or he will not This claim is acceptable by observation, could we also say that it is unacceptable by problems in language (vagueness). Or is there any other way it is unacceptable

    asked by Anonymous on November 6, 2016
  12. AP Biology

    With regards to photosynthesis, if the following problems occurred, how would photosynthesis be affected? 1.) a.) NADP+ is not present in the thylakoid space b.) CO2 is not available to the plant Thanks

    asked by Ryan on March 23, 2008
  13. Calculus

    It says find the numbers, if any, at which the given function is discontinuous. f(x)=abs(x+2) *abs - absolute value f(x)=e^xsinx for both of these problems i saw that it was continuous but i don't really know

    asked by Leanna on October 5, 2010
  14. Anatomy & Physiology

    A person is having problems chewing. Which cranial nerve is most likely affected in this person? A. Accessory B. Trochlear C. Trigeminal D. Abducens

    asked by Diana K on January 27, 2014
  15. Business Law

    one o the larger problems in doing business over the web is assuring electronic signatures. What are a few ways e-signatures might be more reliably authenticated?

    asked by jack on March 13, 2009
  16. Math

    A cube has a surface area of 126 square feet. What is the area of one faces? -How do you solve this type of problems?

    asked by Anonymous on November 12, 2009
  17. Algebra

    I've been struggling with algebra since I started and don't understand hardly any of it and I have this problem 9xy (2/3x)^3=( a0/ ' ^a0/)x^4y I really need help I have several problems like this and don't know what to do someone please explain how I solve

    asked by I don't understand on December 19, 2018
  18. Physics

    I don't understand anything about the centripital force and torque please HELP me to understand hoe to solve problems relsted to this topics,

    asked by John on August 29, 2011
  19. 7th grade math Pygorean Theroem Ms.Sue please

    Explain if a triangle with the given lengths is a right triangle. 1. 18, 24, 30 2. 7, 24, 25 3. 13, 14, 15 I really do not know how to solve these problems! I have no idea how!!!! Please help!

    asked by Delilah on October 17, 2012
  20. math

    I tried solving these problems and get stuck . Can you please tell me what am I suppose to do next or did I do them all wrong 1. (x+5)^2 = (x+4)^2 √(x+5)^2 = √(x+4)^2 x+5 = x+4 ? 2. (4x+7)^2 = 144 √(4x+7)^2 = √144 4x+7 = 12 ? 3. (x-5)^2 = 30

    asked by sara on September 4, 2012
  21. Math

    Could someone please help me with these problems? I've been working on them for a long time, but I'm not sure if I'm right 1. 12 x (-4) x (-5) Is the answer -32? 2. -18 divided by (-2) is the answer -9?

    asked by Arabella on April 30, 2018
  22. Algebra-Please help

    I'm really stuck on these problems- Simplify 6xy(3xy)^-2? Simplify 12xyz^-2/8x^-2z Thank you

    asked by Jessie on October 18, 2010
  23. History

    What were some problems during the Renaissance. I am supposed to make an invention to help people during the renaissance.

    asked by Dani on May 21, 2008
  24. Calculas

    Can someone please walk me through the steps for the following Partial derivatives problems: f(x,y) = x^7 - 8y - 3, find x and y f(x,y) = 7 / 5x+4y, find x and y

    asked by Annette on June 11, 2008
  25. math

    Will you help me with my math homework? what level of math? Please repost with the specific problems, so we can help. Thanks for asking.

    asked by morgan on February 21, 2007
  26. introductory algebra

    Could anyone help me to slove these problems. 1. (x/(x^2-100))9x(x+10)/(x+3)) 2. (x/x^2-100))/(9x(x+10)/(9x(x+10)/(x+3)) 3. What is the least common multiple of the expressions: 2x,x^3,(x+1),(x+1)^2,(x-9) 4.(2y/x^2)+(7/x(x-3)) 5.(2y/x^2)-(7/x(x-3))

    asked by Travell on July 16, 2007
  27. Pre Algebra

    Solving part of a part. How do you use thermometers to solve fraction problems?

    asked by Luke on September 1, 2009
  28. Physical education

    List 5 possible causes of violence BY players and list possible solutions to the problems (5 marks)

    asked by Trinity on November 22, 2015
  29. Math

    2nd grade number patterns Number Series I am having problems with these 2 3 2 6 4 9 6 12 8 (what should be next?) 3 6 9 12 9 6 3 6 (what should be next?)

    asked by Bianca on October 23, 2007
  30. word problems

    I can never do word problems...please help!!!! Larry is 8 yrs older than his sister.In 3 yrs, hr will be twice as old as she will be then.how old is each now?

    asked by Bella on April 7, 2011
  31. MATH

    For ms.sue when u did the problem 3(4-x)-22=x+48 u got the answer -14.5 if u try tocheck the answer it will be wrong i need help on these problems 3(4-x)-22=x+48 (x-3)-(2x+5)=2x-7-3x ( 5x-2)-(6-2x)=-x-9+5x

    asked by cynthia on December 27, 2009
  32. Middle East History

    The disadvantages of oil in the Middle East. What are some of the problems associated with the demand of oil?

    asked by Takeya on September 21, 2017
  33. Math Precal/Trig

    Solve for n. 7((1-(-3)^n)/(1-(-3))=3829 I was confused on distributing the number 7, because we've always had problems with the number 1 on the outside.

    asked by Samee on September 18, 2014
  34. Socials

    If I were to write an essay on the economic problems of developing countries, what should I write about? Please help. thanks.

    asked by John on October 4, 2011
  35. Computer

    Does anyone know of a website where I could ask computer problems for free? I just tried asking on this one website, but it wanted me to pay... Thanks

    asked by Amy~ on June 21, 2010
  36. Algebra

    I am really having problems with monomials: Please help! Simplify: 4x^2 y^3 Z ----------- (divided by) 5y^4 Z^3 is the answer 4x ------ (divided by) 5yz^2

    asked by mary on April 27, 2011
  37. Algebra

    How do you solve for x in this problems?? bx-2=10 x/2+e=9 5x+e=9 These are rather trivial. I will do one. The second: subtract e from both sides, then multiply both sides by 2.

    asked by K on January 18, 2007
  38. algebra

    i need help step by step instructions for 2 problems i got the rest but these 2 are harder -7q+2=11q-8q 8(j-3)=4j+9j-14

    asked by connie on February 21, 2008
  39. Finance

    What problems may be indicated by an average collection period that is substantially above or below the industry average?

    asked by Sandy on December 15, 2010
  40. math

    jennifer must complete any 10 of the 25 math problems on a test what percent must she complete

    asked by nylla on May 20, 2018
  41. character education

    There are many connections between any two problems in different subject areas. True/False True

    asked by Bri on November 10, 2017
  42. math

    Hello, can someone please enlighten me? MSI means 1000 sq inches, right? I would like to convert this to feet, but I have no idea where to begin. Can you please show me the steps needed or even just show me an example? I was told by someone that 1MSI is

    asked by mary on August 15, 2011
  43. Chemistry

    Two beakers are placed in a sealed container surrounded with air. In one beaker is pure H2O (Beaker A) and the other beaker is a 10% Sugar solution (Beaker B). As the system approaches equilibrium what change occurs to the volume of water in beaker A? What

    asked by Anonymous on January 17, 2008
  44. Chem

    You've just prepared a solution by transferring 20.0 g of glucose into a 1.0 - L volumetric flask, and adding water to the mark. Calculate the concentration of the glucose solution in terms of millimoles/Liter, mg/mL, and % (m/v). Ok, I think i'm

    asked by Britt on September 7, 2009
  45. chemistry

    Can you check what I did below? On the first problem, I am not sure if I am suppose to add a negative to the first part of the heat loss of water like so -[C(sp)m(w)deltaT(w)]. On the second problem, part(a), I am not sure if I am using the mass from the

    asked by Anonymous on July 19, 2008
  46. Chemistry

    Colligative Properties The freezing point of distilled water was determined by recording a thermogram: -0.176. The freezing point of a 0.200 m (molality) solution containing an unknown, ionic compound was determined by recording a second thermogram. a.

    asked by Sam on January 28, 2014
  47. ap chemistry!! help!!

    some solutes have large heats of solution, and care should be taken in preparing solutions of these substances. The heat evolved when sodium hydroxide dissolves is 44.5 KJ/mol. What is the final temperature of the water, originally at 20.0 degrees Celcius.

    asked by john on January 9, 2007
  48. chem

    Suppose that you have 0.500 L of each of the following solutions, and an unlimited supply of water. (Note: C9H7NHBr is a salt containing the ions C9H7NH+ and Br− and C9H7N is quinoline, an organic base with pKb = 6.24 at 298 K. If you like, you may

    asked by sabrina: This is how the question is written. on November 28, 2012
  49. CHEMISTRY

    Suppose that you have 0.500 L of each of the following solutions, and an unlimited supply of water. (Note: C9H7NHBr is a salt containing the ions C9H7NH+ and Br− and C9H7N is quinoline, an organic base with pKb = 6.24 at 298 K. If you like, you may

    asked by sabrina on November 27, 2012
  50. Chemistry

    Determine the molarity of a 15.0 % by mass Hydrogen Peroxide solution. The density of Hydrogen Peroxide is 1.054 g/mL. The 15.0% by mass can be broken apart into 15.0 g Hydrogen Peroxide and 100.0 g solution. Use the density of Hydrogen Peroxide solution

    asked by Jenna on February 1, 2015
  51. Chemistry Dr. Bob

    I need help on my chem lab... I need to give you background info so you know how to help me.. Data Sheet: Specific gravity of distilled water Temp of distilled water = 20 C Specific gravity: 1.0000 or 1.000 (according to hydrometer used) sugar solution 1 :

    asked by Jennie on April 30, 2015
  52. Chemistry

    I need help on my chem lab... I need to give you background info so you know how to help me.. Data Sheet: Specific gravity of distilled water Temp of distilled water = 20 C Specific gravity: 1.0000 or 1.000 (according to hydrometer used) sugar solution 1 :

    asked by Jennie on April 30, 2015
  53. Chemistry

    I need help on my chem lab... I need to give you background info so you know how to help me.. Data Sheet: Specific gravity of distilled water Temp of distilled water = 20 C Specific gravity: 1.0000 or 1.000 (according to hydrometer used) sugar solution 1 :

    asked by Jennie on April 30, 2015
  54. Algebra HELP

    Can someone check my answers? Solve for m: m + 6 = 3(2m - 4) a.4 b.-6/5 c.18/5 d.2 answer: c. 18/5 Solve the equation and check your solution: 3(x + 6) = 18 + 3x a. -6 b. 0 c. all real numbers d. no solution answer: b. 0 Solve the equation and check your

    asked by Cheryl on February 18, 2011
  55. statistics

    5. The table below shows Psychology exam scores, Statistics Exam scores, and IQ scores for a random sample of students. What can you observe in the relationship between IQ and psychology, psychology and statistics, and IQ and statistics? Using a

    asked by neil on June 3, 2011
  56. Math

    Which of the following problems would NOT have a solution? Five pizzas are shared equally among four people, and you want to know how much each person gets. Ten pizzas are shared equally among five people, and you want to know how much each person gets.

    asked by Claire on November 10, 2015
  57. physics

    Astonomers discover a new planet orbiting a fixed point in space, but for reasons unknown, they can't directly observe a star where one is expected. The radius of the orbit is measured to be 1.85 x 10^8 km, and the lone planet completes an orbit once every

    asked by Michelle on December 16, 2008
  58. chemistry

    . Given the following stocks 4M NaCl, 3M NaOH, 5M HCl (a) Prepare 200ml of a solution containing 0.5M NaCl and 0.1M (b) Prepare 300ml of a solution containing 0.5M NaCl (c) Prepare 200ml of a solution containing 0.5M NaCl and 0.1M HCl

    asked by tom on April 15, 2011
  59. Biology Chemistry Part

    I'm trying to calculated the rate of reaction In this lab I took a 50 mL beaker and poured in 10 ml of cold distilled water into it, I then poured in 30 ml of original enzyme solution (I believed we used cold potato juice or something), I then took a piece

    asked by Kate on September 26, 2010
  60. english

    have to point out the ethical dilemmas(so I think problems when adapting and what people in social work adaption receive in terms of wages and hours in different states and the job outlook in general. Thank you!

    asked by Anonymous on April 9, 2014
  61. Psychology101

    As a consumer of mental health services, which type of therapy would you prefer if you did not like to talk about your problems? If you were suffering from a phobia? If you had recurring nightmares since childhood? If you wanted to improve your marriage?

    asked by John P on February 10, 2012
  62. Math

    An average song is 5,000 bytes (5B). ow many songs can an 4 gigabyte mp3 player store? I'm not looking for an answer, but please explain how to solve this problem? I'm confused. There are many other problems like this on my homework and I don't know what

    asked by Anonymous on January 1, 2012
  63. Pre-Calculus

    My book doesn't explain how to do these problems.. The examples they tell me to refer to have no relevance whatsoever. Any help would be appreciated. Use the power property to rewrite each expression. 17. log_3(x)^2 18. log_2(x)^5 19. log_4(5)^-1 20.

    asked by Caroline on May 5, 2013
  64. Calculus

    Find the maximum revenue using the following equations: R(x)=-x^2 +400x and C(x)=x^2+40x+100. What I've done so far is use R(x) and solve for x, which got me 0 and 400. Is that how you're supposed to start it? What happens next? (I apologize; I'm really

    asked by Lindsay on December 7, 2013
  65. College Physics

    copute the power output of a machine that lifts a 500 kg crate through a height of 20.0 m in a time of 60.0 s . book answer is 1.63 kw can you help me plug the numbers into the correct formula to use. then i should have no problem doing the other problems

    asked by eddy on February 18, 2010
  66. Social Studies

    If you were a reform-minded person who, above all, loathed the social problems associated with alcohol, you would have been especially sympathetic to the A. Comstock Law. (B.) WCTU. C. Mugwumps. D. evangelical efforts of Dwight L. Moody. I chose B is this

    asked by Vicky on May 29, 2014
  67. English writing

    From earlier I posted a question on how to write a thesis from the topic What is your favorite piece of furniture?Explain. When I sit in my recliner chair it helps me to solve math problems.

    asked by Ak on August 18, 2008
  68. Ethics

    Managed care organizations emphasize drug treatment over counseling for children with behavior problems because it's cheaper I said True Is that right the other choice it's proven more effective -psychologists recommend it

    asked by Anonymous on November 11, 2007
  69. Psychology

    As a consumer of mental health services, which type of therapy would you prefer if you did not like to talk about your problems? If you were suffering from a phobia? If you had recurring nightmares since childhood? If you wanted to improve your marriage?

    asked by Sara on February 9, 2012
  70. math

    Theses are just some problems i did not understand how to do so if you could please explain and write the answer(: anything helps thank you(: 2. Simplify ---(3x^11z^5)^3 b. (3x^5)^ -3 / 2x-5(3y)^4 c.3x^5)^ -3 / 2x ^ -5(3y)^4 (same as b but - 5 is the

    asked by Alyssa Pacheco on March 14, 2010
  71. Psychology

    I have to do a paper and am looking for some links for the following question:) Explain what role psychology has played in understanding and managing these health problems: cancer, cornorary heart disease, and headaches I only have to choose two.

    asked by Michelle on January 28, 2008
  72. Science

    What are some questions scientists are trying to answer about biodiversity? Thank you for using the Jiskha Homework Help Forum. Here is a good site for the background, including problems: http://en.wikipedia.org/wiki/Biological_diversity

    asked by Shaniquwa on April 26, 2007
  73. Math

    I have 4 math problems that need to be solved by using factoring. I am unable to figure the following out. I have used the FOIL method but it seems not to be working out. I appreciate any help I can get. Thanks ^ exponet 3x^3-7x^2+2x x^2-2x+5

    asked by Mary on April 7, 2007
  74. Math

    Can someone help me please, I am having a hard time understanding these three problems Clustering: 133 + 98 + 121 + 92 + 96 Substitute compatible numbers: 134 x 19 Front-end estimation with adjustment: 2,152 + 8,376

    asked by Jackie on February 11, 2010
  75. History

    What belief united the Progressive movement? A. that society's problems could be solved B. that education needed reform C. that there should be a federal income tax D. that political bosses should not hold office

    asked by Anonymous on March 1, 2019
  76. chemistry

    atoms of the same element with different atomic masses are called isotopes. I don't do these fill in the blank problems without limit. You need to do some work before posting many more. Of give us some indication that you are doing more than just filling

    asked by alejandra on February 13, 2007
  77. Math 221

    Math 221 - Ms. Sue, Sunday, July 13, 2014 at 2:24pm I've done several problems for you. Now it's your turn. How do you think this problem should be solved? Answer this Question I was thinking that I should multiply the numerators and denominators

    asked by Erica on July 13, 2014
  78. amercian history

    If you were a reform-minded person who, above all, loathed the social problems associated with alcohol, you would have been especially sympathetic to the A. WCTU. B. Mugwumps. C. Comstock Law. D. evangelical efforts of Dwight L. Moody. I think it is a is

    asked by Anonymous on November 18, 2011
  79. Math

    If a substance has a half life of 600 seconds. If a scientist begins with an initial amount of 1kg complete the following problems: create an exponential equation using proper variables?

    asked by Cali on May 11, 2016
  80. chemistry

    In a constant-pressure calorimeter, 60.0 mL of 0.930 M H2SO4 was added to 60.0 mL of 0.320 M NaOH. The reaction caused the temperature of the solution to rise from 22.68 °C to 24.86 °C. If the solution has the same density and specific heat as water

    asked by Amy on May 17, 2016
  81. chemistry

    Help with Beer's Law lab experiment question! So we were told to calculate the concentration of 5 standard solutions but I don't know how to do that exactly. The Concentration of the solution in flask B was .0024 M and our lambda max (max absorption) was

    asked by Anonymous on September 6, 2010
  82. Chemistry

    I don't know how to start this problem. Someone can help me please. One dm3 of a solution was prepared containing 0.0040 mole of Pb(NO3)2. The Ksp of PbCI2 for the existing conditions is 2.4 x 10^-4. From the list below, choose the smallest numbers of

    asked by Susie on May 23, 2010
  83. Chemistry

    At a certain temperature the vapor pressure of pure benzene is measured to be 322. torr . Suppose a solution is prepared by mixing 138.g of benzene and 91.2g of heptane . Calculate the partial pressure of benzene vapor above this solution. 3 sig figs!

    asked by Elizabeth L. on April 11, 2012
  84. science

    solubility equillibrium is dynamic equillibrium between undissolved excess solute and solvent or aqueous solution and crystal in a saturated solution. so rate of dissolving = rate of crystalization if any more solute is added it will disrupt equillibrium

    asked by micheal on July 21, 2009
  85. AP Chemistry

    Assume that 30.0 mL of a 0.10 M solution of a weak base B that accepts one proton is titrated with a 0.10 M solution of a monoprotic strong acid HX. (a) How many moles of HX have been added at the equivalence point? (b) What is the predominant form of B at

    asked by Sally Perez on March 8, 2010
  86. Chemistry

    Hello I need help with this excersise: How many moles of NH4Cl are neccesary to add to 1 liter of solution of Co2+ 0,20 M in order to prevent the precipitation when the solution is saturated with H2S (0,1M) and the pH is 7,50. It 's known that pKbNH3=4,75

    asked by Mary on September 2, 2016
  87. Algebra I

    Scott wants to make 6 gal of a 50% sugar solution by mixing together a 60% sugar solution and pure water. How much of each solution must he use? mixture 1 @ 60% = x gallons pure water = 100% - x (??? that's my question...is that correct? or is it 0?)

    asked by Cale on February 22, 2017
  88. Chemistry

    A reaction is peformed in which 50 ml of .400M silver nitrate and 75 ml of .100M hydrochloric acid are mixed together. The initial temperature of the solutionn was 25 C and the final temperature was 27.2 C. What is the enthalpy, in kj/mol, for the

    asked by Lydia on November 18, 2012
  89. Chemistry

    Are these reactions Exothermic or Endothermic? How do I know? 1.) Mg(OH)2(s)Mg+2(aq) + 2OH-(aq) Saw solution lighten from medium pink to very light when heated in hot water bath. (It had phenolphthalein drop for indicator.) 2.) HSO4-(aq)+

    asked by Ann on July 11, 2013
  90. Chemistry

    25cm3 Of 3g Of Hydrated Sodium Trioxocarbonate (iv) Solution (NaCO3XH2O)per 250cm3 Was Neutralized By 13.20cm3 Of 0.16m Hydrochloric Acid Solution. 1) Write The Equation For The Reaction. 2) Calculate The Conc Of The Base In Mol/dm3. 3) Calculate The Molar

    asked by Loveth on October 11, 2016
  91. med math

    the pharmacy sends you a vial of 1.5 grams of ampicllin. The instructions state to mix the powders with 9.8ml of sterile water to make a solution of 1.5grams/ 10ml. How much solution would you draw to administer 750mg of ampicillin? Attempt: (750mg X

    asked by saya on January 20, 2017
  92. Chemistry

    25cm3 Of 3g Of Hydrated Sodium Trioxocarbonate(iv) Solution (NaCO3XH2O)Per 250cm3 Was Neutralized By 13.20cm3 Of 0.16m Hydrochloric Acid Solution. Write The Equation For The Reaction. Calculate The Conc Of Base In Mol/dm3. Calculate The Molar Mass Of The

    asked by Loveth on October 11, 2016
  93. chemistry

    When filling the buret with NaOH solution, you left an air bubble in the buret tip. The bubble was released durning your first KHP titration. Would the following technique error result in an erroneously high or reeoneously low calculated molarity of NaOH

    asked by Diane on February 22, 2010
  94. English

    Which detail from the text best supports the claim that Robinson Crusoe survives on the island through hard work and determination? A. "I have already described my habitation, which was a tent under the side of a rock, surrounded with a strong pale of

    asked by Imari on January 3, 2019
  95. Chemistry

    Would you store a solution of zinc nitrate in an aluminum container? Use half-reactions to explain your answer. Al ==> Al^+3 + 3e Zn ==> Zn^+2 + 2e Look up the above half reactions and you will see that the Al will go into solution and the Zn+2 will come

    asked by J.M. on January 21, 2007
  96. Chemistry

    7.5 g of a solid are added to 87.6g of water at 23.7 degrees C. When the solid has all been dissolved and thoroughly mixed with the water, the temperature of the solution is decreased by 6.2 degrees C. Calculate the heat of the solution in joules per gram

    asked by Anonymous on July 15, 2008
  97. chemistry

    What does a buffer do? A. It resists a change in pH when H+ or OH- is added to a solution. B. It prevents an acid-base reaction from happening. C. It prevents an acid or base from being neutralized. D. It prevents a salt from forming in solution.

    asked by jessie on September 12, 2016
  98. Chemistry

    A)What mass of silver chloride can be produced from 1.33 of a 0.207 solution of silver nitrate? I got this one, its 39.4 g B)The reaction described in Part A required 3.28 of potassium chloride. What is the concentration of this potassium chloride

    asked by Kristi on October 14, 2011
  99. Physics

    A)What mass of silver chloride can be produced from 1.33 of a 0.207 solution of silver nitrate? I got this one, its 39.4 g B)The reaction described in Part A required 3.28 of potassium chloride. What is the concentration of this potassium chloride

    asked by Kristi on October 14, 2011
  100. chemistry

    assume you had a solution that contained a mixture of a silver ions and stronium ions. come up with three different reaction plans that would allow you to precipitat either the silver ion or strontium ion, but the other ion would remain in solution

    asked by Colby on December 1, 2011