1.

The half-lifeperiodfor afirstorderreactionis 69.3 S . Itsrateconstant is

Answer»

`10^(-2) s^(-1)`
` 10^(-4)s^(-1)`
`10s^(-1)`
`10^(2)s^(-1)`

SOLUTION :RATECONSTANT `=(0.693)/(t_(1//2)) =(0.693)/(69.3)=10^(-2) S^(-1)`


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