Question

what is proton proton cycle

Answer 1

Hi,

-»The proton–proton chain reaction is one of the two sets of fusion reactions by which stars convert hydrogen to helium.

-»It dominates in stars the size of the Sun or smaller.

HOPE THIS HELPS YOU:-))

Answer 2

Explanation:

Proton-proton cycle, also called Proton-proton Reaction, chain of thermonuclear reactions that is the chief source of the energy radiated by the Sun and other cool main-sequence stars. Another sequence of thermonuclear reactions, called the carbon cycle, provides much of the energy released by hotter stars.

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