If there is initially 1.334 m o2, how long will it take for the o2 concentration to reach 0.443 m?

Question

Chemistry

Timothy Bautista

9 August, 01:19

If there is initially 1.334 m o2, how long will it take for the o2 concentration to reach 0.443 m?

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Answers (1)

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Macie Lin · Answer 1

To answer, we take it that the rate of the consumption of O2 in this item is directly proportional to its concentration in first degree such that,

-dCa/dt = kCa

Solving,

-dCa/Ca = kt

lnCa - lnCao = - kt

Substituting,

ln (0.443) - ln (1.334) = - k (t)

t = 1.1023/k