Consider a decomposition reaction that occurs via the following balanced chemical equation: AB2 АВ This reaction is first order with k = 7.7 x 10-7 s-1. Nhat is the half-life (t1/2) of this reaction when the temperature is 1000.°C, and the initial concentration of AB s 0.269 M? Express your answer in units of seconds.

Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter11: Chemical Kinetics
Section: Chapter Questions
Problem 11.40PAE: In Exercise 11.39, if the initial concentration of N2Oj is 0.100 .\1. how long will it take for the...
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Been stuck on these two practice problems. 

Consider a decomposition reaction that occurs via the following balanced chemical equation: AB2 → AB
+ B
This reaction is first order with k = 7.7 x 10-7 s-1.
What is the half-life (t1/2) of this reaction when the temperature is 1000.°C, and the initial concentration of AB2
is 0.269 M? Express your answer in units of seconds.
Transcribed Image Text:Consider a decomposition reaction that occurs via the following balanced chemical equation: AB2 → AB + B This reaction is first order with k = 7.7 x 10-7 s-1. What is the half-life (t1/2) of this reaction when the temperature is 1000.°C, and the initial concentration of AB2 is 0.269 M? Express your answer in units of seconds.
Consider a decomposition reaction that occurs via the following balanced chemical equation: X2Y → X2
Y
This reaction is first order with k = 5.4 x 10-7 s-1 when the temperature is 182°Cc.
How many days would pass before a 3.14-gram sample of X2Y had decomposed to the extent that 0.76
grams of X2Y remained, assuming that the reaction occurs at 182°C?
+
Transcribed Image Text:Consider a decomposition reaction that occurs via the following balanced chemical equation: X2Y → X2 Y This reaction is first order with k = 5.4 x 10-7 s-1 when the temperature is 182°Cc. How many days would pass before a 3.14-gram sample of X2Y had decomposed to the extent that 0.76 grams of X2Y remained, assuming that the reaction occurs at 182°C? +
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K = 7.7 x 10-7 s-1

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