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Radioactivity

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Question 4

Tritium is a radioactive isotope of hydrogen with a half-life of 12 years.

A sample of gas contains 16.0 g of tritium.

What mass of tritium will remain in the sample after 24 years?

A

2.0 g2.0\text{ g}2.0 g

B

4.0 g4.0\text{ g}4.0 g

C

8.0 g8.0\text{ g}8.0 g

D

12.0 g12.0\text{ g}12.0 g

Markscheme

Radioactivity Questions

  1. IGCSE
  2. /Physics
  3. /Radioactivity

65 exam-style questions on Edexcel IGCSE Physics Radioactivity. Each one has a worked solution and a mark scheme showing where the marks go.

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