Decomposition of A follows first order reaction.

$2 A (a q) \to 2 B (a q) + C (a q)$
In 30 minutes, the concentration of A decreases from $0.2 M$ to $0.05 M$ . When the concentration of A reaches $0.02 M$ , the rate of formation of C is:

Question

Decomposition of A follows first order reaction.

$2 A (a q) \to 2 B (a q) + C (a q)$

In 30 minutes, the concentration of A decreases from $0.2 M$ to $0.05 M$ . When the concentration of A reaches $0.02 M$ , the rate of formation of C is:

TestHub · Accepted Answer

k A ​ R a t e A ​ R a t e C ​ ​ = 30 1 ​ ln 0.05 0.2 ​ = 30 ln 4 ​ = k A ​ [ A ] = 30 ln 4 ​ × 0.02 = 9.24 × 1 0 − 4 M / min = 2 R a t e A ​ ​ = 4.62 × 1 0 − 4 M / min ​

Chemistry - Chemical Kinetics Question with Solution | TestHub

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