Question
Question: The binding energies of nuclei x and y are E<sub>1</sub> and E<sub>2</sub> respectively. Two atoms o...
The binding energies of nuclei x and y are E1 and E2 respectively. Two atoms of x fuse to give one atom of y and an energy Q is released. Then
A
Q = 2E1 – E2
B
Q = E2 – 2E1
C
Q < 2E1 – E2
D
Q > E2 – 2E1
Answer
Q = E2 – 2E1
Explanation
Solution
2x ¾® y
2E1 – E2
Q = Ef – Ei = E2 – 2E1