Potassium - 40 (t1/2 = 1.3 x 109y) constitutes 0.012% of the potassium in nature. Human body contains 0.35% potassium by
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Potassium - 40 (t1/2 = 1.3 x 109y) constitutes 0.012% of the potassium in nature. Human body contains 0.35% potassium by
Potassium - 40 (t1/2 = 1.3 x 109y) constitutes 0.012% of the potassium innature. Human body contains 0.35% potassium by weight. Calculate the radioactivity resulting from potassium-40 decay in a 70 kg man.