Quiz 2, Spring 2011 - Version 363 Quiz 2 laude (51635) 1...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Version 363 Quiz 2 laude (51635) 1 This print-out should have 8 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. Constants R = 8 . 314 J K 1 mol 1 Definitions Q [C] c [D] d [A] a [B] b Equations G = H- T S G =- RT ln K ln K 2 K 1 = H R parenleftbigg 1 T 1- 1 T 2 parenrightbigg Q = K [at equil.] K w = [H + ][OH ] 001 5.0 points The equilibrium constant of a certain reaction is experimentally determined at 200 K and 250 K and is found to be equal to 10 10 and 10 16 , respectively. What can you say for certain about the reaction? 1. It is endothermic correct 2. It will become non-spontaneous at higher temperatures 3. nothing can be said for certain 4. It is exothermic Explanation: According to the vant Hoff equation, a di- rect proportionality between T and K requires a positive value for H o ....
View Full Document

Page1 / 3

Quiz 2, Spring 2011 - Version 363 Quiz 2 laude (51635) 1...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online