1.

H_(2)O_(2)overset(1st"order")(to)H_(2)O+1/2O_(2). Pressure of O_(2) is recorded as: time (min)"" 10 min ""prop P_(O_(2)) (mm)""120""160 What is half life?

Answer»


Solution :`H_(2)O_(2)O_(2)toH_(2)O+1/2O_(2)`
`C_(0)"P_(0)=0`
`(C_(0)-x)""P_(t)=120`
`0""P_(alpha)=160`
`KX2.303/10="LOG"160/40,t_(1/2)=0.693/k=5`
`H_(2)O_(2)toH_(2)O+1/2O_(2)`


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