# C13HW8a_2 - 12/18/11 View Attempt Vie A emp 2 of 5 T it le:...

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

12/18/11 View Attempt 1/3 learn.uh.edu/webct/urw/«/ViewStudentAttempt.dowebct?attempt=4862266« VieZ AWWempW 2 of 5 Title: C13Hw8a Started: October 20, 2011 4:18 PM Submitted: October 20, 2011 4:18 PM Time spent: 00:00:07 ToWal vcoUe: 0/10 = 0% Total score adjusted by 0.0 Maximum possible score: 10 Done 1. The decomposition of H 2 O 2 is first order with a rate constant k = 3.66 î 10 −3 sec −1 . If the initial concentration of H 2 O 2 is 405 M how long will it take, in minutes, for the concentration to drop to 134 M? SWXdenW Revponve CoUUecW AnvZeU A. 5.03 B. -302 C. 0.00405 D. 2.19 E. 302 Score: 0/1 2. For the reaction, 4 A(g) + 3 B(g) => 2 C(g), the following data were obtained at constant temperature. Experiment Initial [A], mol/L Initial [B], mol/L Initial Rate, M/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 20.0 4 0.400 0.300 40.0 Determine the value of k for the reaction. Give answer to 3 significant figures. SWXdenW Revponve

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

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 12/18/2011 for the course CHEM 1372 taught by Professor Staff during the Spring '08 term at University of Houston.

### Page1 / 3

C13HW8a_2 - 12/18/11 View Attempt Vie A emp 2 of 5 T it le:...

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

View Full Document
Ask a homework question - tutors are online