A-Level
AQA
Physics
June 2024
QP-202406-Physics-U3 · Question 7
Question (excerpt):
*23* Turn over ► IB/M/Jun24/PH03 outside the box 0 7 A smoke detector contains americium-241 (Am-241). Am-241 decays to neptunium-237 (Np-237) by alpha emission. The initial activity of the Am-241 is …
*23* Turn over ► IB/M/Jun24/PH03 outside the box 0 7 A smoke detector contains americium-241 (Am-241). Am-241 decays to neptunium-237 (Np-237) by alpha emission. The initial activity of the Am-241 is …
Question Slice Image
Official Mark Scheme & Solution
The official answer and mark scheme are available to signed-in users in the PaperAce App.