Problem 6.224

Calculate the specific activities of $\mathrm{Na}^{24}$ and $\mathrm{U}^{235}$ nuclides whose half-lifes are 15 hours and $7.1 \cdot 10^{8}$ years respectively.

Reveal Answer

3.2 \cdot 10^{17} \text { and } 0.8 \cdot 10^{5} \operatorname{dis} /(\mathrm{s} \cdot \mathrm{g}) \text { respectively. }

Radioactivity