## General Chemistry 10th Edition

We can find the half life for the second order as $t^{\frac{1}{2}}=\frac{1}{k[A]_0}$ We plug in the known values to obtain: $t^{\frac{1}{2}}=\frac{1}{(0.413\frac{L}{mol.s})(5.25\times 10^{-3}\frac{mol}{L})}=461.2s$