The Proton-Proton Chain Is

question 64

Multiple Choice

The proton-proton chain is

• A)the specific set of nuclear reactions through which the Sun fuses hydrogen into helium.
• B)the linkage of numerous protons into long chains.
• C)another name for the force that holds protons together in atomic nuclei.
• D)an alternative way of generating energy that is different from the fusion of hydrogen into helium.

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Definitions:

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