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If 5.0 grams of potassium reacts with 2.24 liters of oxygen at STP what is the limiting reagent? After the reaction, how much excess reagent is left?
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N2O5 decomposes following first order kinetics. If 75% of the original sample of N2O5 has decomposed after 2240 minutes, what is the value of k, the rate constant, at this temperature(in min-1)?
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