A substance undergoes first order decomposition involving two parallel first order reaction as: K1=1.25×10−4S−1 K2=3.80×10−5S−1 The mole percent of B in the products is:
A
23.17
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B
76.68
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C
30.16
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D
69.84
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Solution
The correct option is B 76.68 For given parallel 1st order reaction,