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In the reversible reaction2NO(2) underse...

In the reversible reaction`2NO_(2) underset(k_(2))overset(k_(1))(hArr)N_(2)O_(4)` the rate of disappearance of `NO_(2)` is equal to

A

`(2k_(1))/(k_(2))[NO_(2)]^(2)`

B

`2k_(1)[NO_(2)]^(2)-2k_(2)[N_(2)O_(4)]`

C

`2k_(1)[NO_(2)]^(2)-k_(2)[N_(2)O_(4)]`

D

`(2k_(1)-k_(2))[NO_(2)]`

Text Solution

Verified by Experts

The correct Answer is:
B
`r=(-d[NO_(2)])/(dt)xx1/2=K_(1)[NO_(2)]^(2)-K_(2)[N_(2)O_(4)]`
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