During helium burning,some ⁴He combines with ¹⁶O,much like the way it combines with ¹²C to form ¹⁶O.What is produced by the ¹⁶O + ⁴He reaction? (The periodic table shown Appendix E of Comins,Discovering the Essential Universe,6th ed.,may be useful.)
A) ¹⁸O (heavy isotope of oxygen)
B) ²⁰Ne (regular isotope of neon)
C) ²²Na (light isotope of sodium)
D) ²⁰F (heavy isotope of fluorine)
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