For a reaction: X(g)→Y(g)+Z(g)
The half-life period is 10 min. In what period of time would be concentration of X be reduced to 10% of original concentration?
A
20 min
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B
33 min
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C
15 min
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D
25 min
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Solution
The correct option is B 33 min k=0.693t1/2=0.69310 t=2.303klogaa−x=2.303×100.693×log10010=33min