The decomposition of N2O to give N2 and O2 is second order with a rate constant of 0.051 moles−1•L•s−1. If the initial N2O concentration is 0.58 moles/L, how long will it take for the concentration to drop to one half of its initial value?
a) 33.8 s
b) 86.7 s
c) 13.5 s
d) 26.1 s
e) 29.6 s
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