u.l. Genasis Cut ft. YoungReview Tert UZMy Web y- CHEM 122 Lecture Spring 6-CRUZ

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u.l. Genasis Cut ft. YoungReview Tert UZMy Web y- CHEM 122 Lecture Spring 6-CRUZ Activntes and Due Dates CHEM122 Homework2 2/8/2016 11:55 AM 3 79.7/100 2/4/2016 07-54 PM Print Calculator Periodic Table Question 2 of 12 The reaction A+B C+D rate = k[A][B]2 has an initial rate of 0.0310 Ms What will the initial rate be if [A] is halved and [B] is tripled? What will the initial rate be if A is tripled and [8] is halved? Number Number M/s M/s Previous Give Up & View Solution e, check AnswerNext about us careers partners privacy policy

Explanation / Answer

rate = k[A][B]2
rate is directly proportional to [A] and [B]2.

PART 1
new rate = 0.0310 * (1/2) * (3)2 M/s = 0.1395 M/s

PART 2
new rate = 0.0310 * (3) * (1/2)2 M/s = 0.02325 M/s

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