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A freshly prepared sample of a radioisotope of half-life 1386 s has activity disintegrations per second. Given that In 2=0.693, the fraction of the initial number of nuclei (expressed in nearest integer percentage) that will decay in the first 80 s after preparation of the sample is
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| Question Text | A freshly prepared sample of a radioisotope of half-life 1386 s has activity disintegrations per second. Given that In 2=0.693, the fraction of the initial number of nuclei (expressed in nearest integer percentage) that will decay in the first 80 s after preparation of the sample is |
