Chemistry, 02.02.2022 01:30 zanaplen27
Ce - 141; 3.2mu * C * i after 130 The half - life for the radioactive decay of is 32.5 days . If a sample has an activity of d have elapsed , what was the initial activity , in microcuries , of the sample ?
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Ce - 141; 3.2mu * C * i after 130 The half - life for the radioactive decay of is 32.5 days . If a s...
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