Author Question: For a reaction: aAProducts, [A]0 = 6.0 M, and the first two half-lives are 56 and 28 minutes, ... (Read 49 times)

nelaaney · **on:** Mar 21, 2021

Question 1

For a reaction: aA

Products, [A]₀ = 5.2 M, and the first two half-lives are 56 and 28 minutes, respectively. Calculate k (without units).

◦ 9.3 × 10^–2
◦ 3.4 × 10^–3
◦ 4.6 × 10^–2
◦ 6.9 × 10^–3
◦ None of these are correct.

Question 2

For a reaction: aA

Products, [A]₀ = 6.0 M, and the first two half-lives are 56 and 28 minutes, respectively. Calculate [A] at t = 101.3 minutes.

◦ 5.4 M
◦ 11 M
◦ 0.92 M
◦ 0.57 M
◦ None of these are correct.

johnpizzaz · **Reply #1 on:** Mar 21, 2021

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