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The rate constant for the reaction 2N2O5...

The rate constant for the reaction `2N_2O_5rarr4NO_2+O_2` is `3xx10^-5 sec^-1`,if the rate is `2.4xx10^-5 molL^-1s^-1` the concentration of `N_2O_5` (Mole/lit) will be

A

1.4

B

1.2

C

0.04

D

0.8

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The correct Answer is:
D
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The rate constant for a first order decomposition of N_2O_5 at 25^@C is 3.0xx10^-2"min"^-1 . If the Initial concentration of N_2O_5 is 2.0 xx 10^-3 mol L^-1 , how tong will take for the concentration to drop to 5.0 xx 10^-4 mol L^-1 ?

The initial concentration of N_(2)O_(5) in the following first order reaction N_(2)O_(5)rarr2NO_(2)(g)+(1)/(2)O_(2)(g) " was "1.24xx10^(-2)"mol.L"^(-1) at 318K. The concentration of N_(2)O_(5) after 60minutes was 0.20xx10^(-2)"mol.L"^(-1) . Calculate the rate constant of the reaction at 318K.

Decomposition of N_(2)O_(5) in liquid "CCl"_(4) is a first order reaction : 2N_(2)O_(5)rarr4NO_(2)+O_(2) . The rate constant for this reaction is 3.66xx10^(-2) "min"^(-1) . Determine the reaction -rate when the concentration of N_(2)O_(5)=3.15"mol .L"^(-1)

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