Consider stars of these masses (in solar masses). Which one would be expected to experience a helium flash?

Name: Consider stars of these masses (in solar masses). Which one would be expected to experience a helium flash?
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Quizplus · Accepted Answer

Stars with masses less than approximately 2.3 solar masses undergo a helium flash at the end of their red giant phase, as they do not have cores hot enough for helium fusion until degeneracy pressure is overcome. A 1.2 solar mass star fits this criterion.

Consider Stars of These Masses (In Solar Masses)