Physics 0625 · IGCSE · Radioactivity

Radioactivity — practice question

(a)[3]

Write the nuclide equation for this decay.

(b)[2]

Calculate the time that has elapsed since it was buried.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Put $^{2}^{2}^{2}₈₆Rn$ on the left-hand side.” …

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