Consider the reaction: 2A (g) + B (g) →3C (g). When A is decreasing at a rate of 0.200 M⋅s-1, how fast is B decreasing?

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Mcdowell

Chemistry

18 July, 03:20

Consider the reaction: 2A (g) + B (g) →3C (g). When A is decreasing at a rate of 0.200 M⋅s-1, how fast is B decreasing?

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Draven Patel · Answer 1

The molar ratios are based upon the coefficients in front for each 'chemical'. So, the molar ratio for A to B is 2 to 1. So, if it takes two molecules of A to react with one molecule of B to form C, then if A is decreasing at a rate of 0.200 M/s then B is decreasing by half that rate.