Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन
JEE Main & Advanced
Chemistry
Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन
Question Bank
Rate of decay and Half-life
question_answer
Given that a radioactive species decays according to exponential law \[N={{N}_{0}}{{e}^{-\lambda t}}\]. The half-life of the species is [Kerala (Med.) 2003]