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| 1. |
Calculate the number of disintegrations which 1g of ""^(226)Ra (t_((1)/(2))=1600yr) would undergo per second. What quantity of Na^(24) (t_((1)/(2))=15 hours) would undergo the same no. of disintegrations per second |
| Answer» Solution :`3.658 xx 10^(10) dps, 1.37 xx 10^(-7)G` | |