Two Isotopes of Hydrogen Fuse to Form a Helium Nucleus

question 20

Multiple Choice

Two isotopes of hydrogen fuse to form a helium nucleus and a neutron: ²H + ³H → ⁴He + n
The masses are:
What is the Q value of this reaction?

• A) 1.9 MeV
• B) 2.5 MeV
• C) 2.8 MeV
• D) 17.6 MeV
• E) 938 MeV

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