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Calculate the half life of the first-ord...

Calculate the half life of the first-order reaction:
`C_(2)H_(4)O(g) rarr CH_(4)(g)+CO(g)`
The initial pressure of `C_(2)H_(4)O(g)` is `80 mm` and the total pressure at the end of `20 min` is `120 mm`.

A

40 min

B

120 min

C

20 min

D

80 min

Text Solution

Verified by Experts

The correct Answer is:
C
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