the number of atoms of Rn left in the sample will be

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Radon (Ra) decays into Polonium (P0) by emitting an α−particle with half-life of 4 days. A sample contains 6.4×1010 atoms of Rn. After 12 days, the number of atoms of Rn left in the sample will be
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Sep
Radon (Ra) decays into Polonium (P0) by emitting an α−particle with half-life of 4 days. A sample contains 6.4×1010 atoms of Rn. After 12 days, the number of atoms of Rn left in the sample will be Radon (Ra) decays into Polonium (P0) by emitting an α−particle with half-life of 4 days. A sample contains [...]
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