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Under the same reaction conditions, the ...

Under the same reaction conditions, the intial concentration of `1.386 mol dm^(-3)` of a substance becomes half in `40 s` and `20 s` for first order and zero order kinetics, respectively.
The ratio `(k_(1)//k_(0))` of the rate constants for first order `(k_(1))` and zero order `(k_(0))` of the reaction is

A

`0.5 mol ^(-1) dm ^(3)`

B

`1.0 mol dm^(-3)`

C

`1.5 mol dm ^(-3)`

D

`2.0 mol ^(-1) dm^(-1)`

Text Solution

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The correct Answer is:
A
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