# Chapter 14 Chemical Kinetics: The Rates of Chemical Reactions - Study Questions - Page 553b: 24

$C=0.0027\ mol/L$

#### Work Step by Step

For a second-order reaction: $1/C-1/C_0=kt$ $1/C-1/0.015=30\times 10\rightarrow C=0.0027\ mol/L$

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