entering environment at 6.93 Γ 10^-6 g/l/day, decomposing first-order with t_1/2 = 100 days. Correct β Chemical Kinetics Chemistry Question
Question
$SO_3$ entering environment at 6.93 Γ 10^-6 g/l/day, decomposing first-order with t_1/2 = 100 days. Correct statement(s):
Answer: A,D
π‘ Solution & Explanation
At steady state: entry rate = K*[$SO_3$]. Molar entry = 6.93e-6/80 = 8.66e-8 M/day. K = 6.93e-3 day^-1. [$SO_3$] = 8.66e-8/6.93e-3 = 1.25e-5 M (A correct). After 10 half-lives (1000 days), [$SO_3$] = 1.25e-5/1024 β 1.25e-8 M (D correct).
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