In the following reaction 2H2O2→2H2O+O2 rate of formation of O2 is 3.6 M min−1. The rate of formation of H2O is:
A
7.2mollitre−1min−1
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B
7.8mollitre−1min−1
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C
7.9mollitre−1min−1
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D
7.5mollitre−1min−1
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Solution
The correct option is C7.2mollitre−1min−1 The rate of formation of water is twice the rate of formation of oxygen. d[H2O]dt=2d[H2O]dt=2×3.6Mmin−1=7.2mollitre−1min−1