If the half-life of an isotope X is 10 yr, its decay constant is 1) 6.932 yr -1 2) 0.6932 yr -1 3) 0.06932 yr -1 4) 0.006932 yr -1
If the half-life of an isotope X is 10 yr, its decay constant is
1) 6.932 yr -1 2) 0.6932 yr -1 3) 0.06932 yr -1 4) 0.006932 yr -1
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