Derive the relation between half life and rate constant for a first order reaction
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According to question
Let the half life be t1/2
Thus
For as first order reaction, we have
ln A / A' = -kt
Also
at t1/2 A = 1/2 A'
Thus
substituting
ln 1/2 = -k t12
t1/2 = 0.693 / K
Thus this the equation for half life for first order reaction
Let the half life be t1/2
Thus
For as first order reaction, we have
ln A / A' = -kt
Also
at t1/2 A = 1/2 A'
Thus
substituting
ln 1/2 = -k t12
t1/2 = 0.693 / K
Thus this the equation for half life for first order reaction
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