The first-order rate constant for the decomposition of N2O5, 2N2O5(g)→4NO2(g)+O2(g) at 70∘C is 6.82×10−3 s−1. Suppose...

The first-order rate constant for the decomposition of N2O5, 2N2O5(g)→4NO2(g)+O2(g) at 70∘C is 6.82×10−3 s−1. Suppose we start with 2.60×10−2 mol of N2O5(g) in a volume of 2.0 L .

1. How many moles of N2O5 will remain after 4.0 min ?

2. How many minutes will it take for the quantity of N2O5 to drop to 1.6×10⁻² mol ?

3. What is the half-life of N2O5 at 70∘C?

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queen_honey_blossom answered 1 year ago

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