4. The first order rate constant for the composition of chloroethane, C2HSCI(g) → C2H4(g) + HCI(g) at 700 K is 2.5 x 10-3 min-1. Calculate: (a) (b) The half-life of chloroethane at 700 K. The concentration of chloroethane that remains after 60 min if the initial concentration is 0.10 M.

4. The first order rate constant for the composition of chloroethane, C2HSCI(g) → C2H4(g) + HCI(g) at 700 K is 2.5 x 10-3 min-1. Calculate: (a) (b) The half-life of chloroethane at 700 K. The concentration of chloroethane that remains after 60 min if the initial concentration is 0.10 M.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter11: Chemical Kinetics: Rates Of Reactions

Section: Chapter Questions

Problem 114QRT

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Question

4. The first order rate constant for the composition of chloroethane,
C2HSCI(g) → C2H«(g) + HCI(g)
at 700 K is 2.5 x 103 min1. Calculate:
(a)
(b)
The half-life of chloroethane at 700 K.
The concentration of chloroethane that remains after 60 min if the
initial concentration is 0.10 M.

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