The half life of a radioactive substance is 20 minutes. The approximate time interval (t 2 - t₁) between the time t₂ when of ( 2 3 ) of it has decayed and the time t 1 and ( 1 3 ) of it had decayed is:
1.The half life of a radioactive substance is 20 minutes. The approximate time interval (t2 - t₁) between the time t₂ when of 32 of it has decayed and the time t1 and 31 of it had decayed is:
The half life of a radioactive substance is 20 minutes. The approximate time interval (t 2 - t₁) between the time t₂ when of ( 2 3 ) of it has decayed and the time t 1 and ( 1 3 ) | Suva Ai
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