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At a particular temperature , the rate c...

At a particular temperature , the rate constant of the reaction `2N_(2)O_(5)(g)rarr4NO_(2)(g)+O_(2)(g) " is "6xx10^(-5)s^(-1)` . If the reaction -rate of the reaction is `4.2xx10^(-5)"mol.L"^(-1).s^(-1)` , then concentration of `N_(2)O_(5)("mol.L"^(-1))` will be -

A

`0.83`

B

`0.70`

C

`0.64`

D

`0.58`

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The correct Answer is:
B
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