Ask Question
17 April, 13:47

The decomposition a → b + c of a molecule a obeys the rate-law expression rate = 0.080 min-1 [a]. if the initial concentration of a is 0.30 m, what is the concentration after 2.6 minutes? 1. 0.028 m 2. 0.24 m 3. 0.38 m 4. 0.13 m 5. 0.32 m 0

+2
Answers (1)
  1. 17 April, 13:52
    0
    The correct option from given choices is 2, that is 0.24 m

    We can find this by using the following formula;

    ln A = ln Ao - kt

    Ao = 0.30

    k = 0.080 min⁻¹

    t = 2 ... 6 min

    ln A = ln 0.30 - (0.080 min ⁻¹) (2.6 min)

    ln A = - 1.412

    A = 0.24 m
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The decomposition a → b + c of a molecule a obeys the rate-law expression rate = 0.080 min-1 [a]. if the initial concentration of a is 0.30 ...” in 📗 Physics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers