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For the first order reaction. N2O5(g) ri...

For the first order reaction. `N_2O_5(g) rightarrow N_2O_4(g) + 1/2 O_2`(g), the volume of `O_2` produced is 15 mL and 40 mL after 8 minutes and at the end of the reaction respectively. The rate constant is equal to

A

`1/8` in `80/50`

B

`1/8` in `40/15`

C

`1/8` in `40/10`

D

`1/8` in `80/65`

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The correct Answer is:
A
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