At 300oC, the decomposition of NO2(g) is second order with a rate constant of 0.54 M-1...

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At 300oC, the decomposition of NO2(g) is second order with a rate constant of 0.54 M-1...

At 300oC, the decomposition of NO2(g) is second order with a rate constant of 0.54 M-1 s-1. If the initial concentration of NO2 is 0.65 M, what is the concentration of NO2 (in M) after 13.9 s have elapsed?

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the answer is 0.11M

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