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Question

For a reaction that follows the rate law of,

     Rate = k[A][B]

when [A] = 0.20 M, [B]

= 0.15 M, the rate is 7.8 ×

10−2 M s−1. What is the value and unit of rate constant k?

Group of answer choices



k = 2.6 M s−1


k = 5.9×

×

×

×

10−2 M−1 s−1


k = 2.6 M−1 s−1


k = 2.3×

×

×

×

10−3 M−1 s−1


k = 2.3×

×

×

×

10−3 M s−1

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