What are the units of k in the following rate law? Rate = k[X][Y]M/s1/Mss/M^2M/sM^2/s

Question

Chemistry

Easton Bennett

2 July, 18:17

What are the units of k in the following rate law? Rate = k[X][Y]M/s1/Mss/M^2M/sM^2/s

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Answers (1)

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Luis Johnston · Answer 1

k = 1/Ms

Explanation:

Since the rate has to have a value of M/s we can compute the units of k for

rate = k[X][Y]

M/s = k M x M ⇒ M/s = k M² therefore k = 1/Ms to make the units consistent.