The following data are for the gas phase decomposition of dimethyl ether at 500 °C. CH3OCH3(g) CH4(g) + H2(g) + CO(g) [ CH3OCH3 ], M 0.140 7.00×10-2 3.50×10-2 1.75×10-2 time, min 0 22.7 45.4 68.1 Hint: It is not necessary to graph these data. (1) The half life observed for this reaction is ___________ min . (2) Based on these data, the rate constant for this (zero, frist, second)____________ order reaction is _________________ min -1.
The following data are for the gas phase decomposition of dimethyl ether at 500 °C. CH3OCH3(g) CH4(g) + H2(g) + CO(g) [ CH3OCH3 ], M 0.140 7.00×10-2 3.50×10-2 1.75×10-2 time, min 0 22.7 45.4 68.1 Hint: It is not necessary to graph these data. (1) The half life observed for this reaction is ___________ min . (2) Based on these data, the rate constant for this (zero, frist, second)____________ order reaction is _________________ min -1.
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
Problem 44QRT
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Question
The following data are for the gas phase decomposition of dimethyl ether at 500 °C.
CH3OCH3(g) CH4(g) + H2(g) + CO(g)
[ CH3OCH3 ], M | 0.140 | 7.00×10-2 | 3.50×10-2 | 1.75×10-2 |
time, min | 0 | 22.7 | 45.4 | 68.1 |
Hint: It is not necessary to graph these data.
(1)
The half life observed for this reaction is ___________ min .
(2)
Based on these data, the rate constant for this (zero, frist, second)____________ order reaction is _________________ min -1.
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