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In p + p → d + e⁺ + ν, how much energy is released?
A0.42 MeV
B3.27 MeV
C0.24 MeV
D26.7 MeV
Answer & Solution
Correct answer: A. 0.42 MeV
This first step of the proton-proton cycle releases 0.42 MeV.
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