The Critical Temperature for Nucleosynthesis to Begin Was The

question 68

Multiple Choice

The critical temperature for nucleosynthesis to begin was the:

• A)triple alpha reaction at 100 million K.
• B)deuterium bottleneck at about 900 million K.
• C)proton-proton cycle at 10 million K.
• D)iron production at 10 billion K.
• E)formation of lithium at 50 million K.