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Decomposition of H(2)O(2) follows a fir...

Decomposition of `H_(2)O_(2)` follows a first order reaction. In fifty minutes the concentration of `H_(2)O_(2)` decreases from 0.5 to 0.125 M in one such decomposition. When the concentration of `H_(2)O_(2)` reaches 0.05 M, the rate of formation of `O_(2)` will be :

A

`1.34 xx10^(-2)" molmin"^(-1)`

B

`6.93xx10^(-2)" molmin"^(-1)`

C

`6.93xx10^(-4)" molmin"^(-1)`

D

`2.66" L min"^(-1)" at STP"`

Text Solution

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The correct Answer is:
C
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