Questions Asked on
July 31, 2007

  1. Chemistry

    At 1100 K, Kp=0.25 for the following reaction. 2SO2(g) + O2(g) (reversible arrows) 2SO3(g) What is the value of K at this temperature? This is what I have so far: I did Kc=0.25(1100(0.0821))^-1 and got Kc=0.00276. That is incorrect. Why? What did I do

    asked by Taasha
  2. Chemistry

    1)The chemical formula for aspirin is C9H8O4. What is the mass of 0.40 mol of aspirin? How would I find this? 2)The gram molecular mass of oxygen is 16.0 g right? 3)How would I find the mass, in grams, of 3.01 x 10^23 molecules of water? 1. Add the atomic

    asked by anonymous
  3. business law

    1.A federal agency collects documents in its law enforcement activities, these documents are: a. always secret under the Privacy Act. b. available to the public under the Freedom of Information Act, unless they contain trade secrets, information related to

    asked by jane
  4. budgets

    What is the difference between line-item, functional and program budgets? What different budget items do they contain that make them different? From my book reading, it sounds like they are all pretty much the same. I am having such a hard time

    asked by Anonymous
  5. Chemistry, equilibrium molarity

    At a particular temperature, K=3.75 for the following reaction. SO2(g) + NO2(g) (reversible arrows) SO3(g) + NO(g) If all four gases had initial concentrations of 0.500 M, calculate the equilibrium concentrations of the gases. This is what I've done so

    asked by Taasha
  6. Chemistry

    please check my answers for the following questions. 1) when a measurement that has six significant digits is divided by a measurement that has three significant digits, how many significant digits should the answer have? ANSWER: 2 2) How many hydrogen

    asked by anonymous
  7. calculus - power series ASAP please :)

    using power series, integrate & evaluate to 4 dec. places integral from 0 to 1: sin x^2 dx i'm REALLY stuck on this. and i need help asap.. what is the inverse of "sin x^2" so that i could have it in a fraction that will fit the power series equation? and

    asked by COFFEE
  8. translation

    hi, my name is lily and i need a site or someone very skilled and knowelged in the ancient language of latin to translate for me: the word "courage" and "honor" its very important to me that the exact meaning is put across, not a simple word substiute.

    asked by lily
  9. Chemistry Inorganic

    What rationale is there for the mixing of sulfuric acid aqueous and water being exothermic but the mixing of solid ammonium chloride with water to be endothermic? Solid NH4CL dissociates in water, and the dissociation process requires some energy, because

    asked by Vic
  10. ACCOUNTING

    Forecasting Payments. If a firm pays its bills with a 30-day delay, what fraction of its purchases will be paid for in the current quarter? In the following quarter? What if its payment delay is 60 days?

    asked by TONY
  11. Deloitte&Touche Case Study

    How did the problem at Deloitte & Touche occur in the first place? Did their changes fix the underlying problem? What other advice would you give their managers? Distinguish between the role of human resources and line managers. There just are many, many

    asked by Anonymous
  12. Statistical Analysis

    I am in Statistical Analysis class and we are ask to use the search term "sample size" and select "TITLE". This is what I need the information for. assignment: We are to select one of these articles and provide an overview of the contents and apply the

    asked by Jo
  13. Writing...letter

    Hello, I need some help with this question. Thank You Which of the following is the best opening sentence for business letter that you want to sound fairly informal? 1. Your order of February 10 arrived in our office today. 2. Please be advised that I've

    asked by Mandi
  14. Algebra

    create an englis representing an algebraic relationship An English what? Sentence?

    asked by Annette
  15. science(chem)

    I'm totally confused with this topic..not sure if it's science or whatnot.. Pyrite/ fool's gold yep then comes the weirdness...I saw some jewlery sold as having "marcasite". But I do know from somewhere which I can't remember anymore that marcasite is

    asked by ~christina~
  16. educational technology

    what are the examples of dehumanizing effects of technology? Thank you for using the Jiskha Homework Help Forum. Here are some articles for you to read: 1. http://nsts.nano.sc.edu/education/undergradprojects.html 2.

    asked by klar maesen