88. Solving a chemistry problem

88. Solving a chemistry problem

471. Calculate the rate of a chemical reaction at the initial moment and at the moment when 40% of substance A reacts, if the concentrations of the substances entering into the reaction are taken equal to 0.5 mol / l. The reaction rate constants k at various temperatures T are given in the assignments.

N option Reaction k T, K Substance Answer
471 2HI \u003d H2 + I2 1.24 * 10-3 l / (mol • s) 699 HI 3.7 * 10-4

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