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In the reaction 2N2 O5 rarr 4NO2 + O2 ...

In the reaction `2N_2 O_5 rarr 4NO_2 + O_2` , the initial pressure is 500 atm and the rate constant k is `3.38 xx 10^-5 sec^ -1`. After 10 minutes the final pressure of `N_2 O_5` is

A

490 atm

B

250 atm

C

480 atm

D

420 atm

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The correct Answer is:
A
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