Problem: The following reaction is first order, C2H6 → 2 CH3. If the rate constant is equal to 5.5 x 10–4s–1 at 1000 K, how long will it take for the 0.35 mol of C 2H6 in a 1.00L container to decrease to 0.20 mol in the same container? a) 65 min b) 17 min c) 53 min d) 4.5 min

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Problem Details

The following reaction is first order, C2H6 → 2 CH3. If the rate constant is equal to 5.5 x 10–4s–1 at 1000 K, how long will it take for the 0.35 mol of C 2H6 in a 1.00L container to decrease to 0.20 mol in the same container?

a) 65 min

b) 17 min

c) 53 min

d) 4.5 min

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