The radioactivity due to \( { }^{14} \mathrm{C} \)-isotope \( \left(\mathrm{t}_{1 / 2}=6000\righ...

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Counter-Strike: Source
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Counter-Strike: Source (2004)
Duration: 1:49
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The radioactivity due to \( { }^{14} \mathrm{C} \)-isotope \( \left(\mathrm{t}_{1 / 2}=6000\right. \) years) of a sample of wood from an ancient tomb was found to be nearly half that of fresh wood. The tomb is, therefore, about
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