During the first reaction of the proton-proton chain of nuclear fusion, a weak force causes one of the protons to transform into a neutron and emit ____.

Question

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In the first step of the proton-proton chain reaction, a weak nuclear force converts a proton into a neutron, resulting in the emission of a positron (the antimatter counterpart of an electron) and a neutrino. This process is fundamental in the fusion reactions that power stars, including our Sun.

During the First Reaction of the Proton-Proton Chain of Nuclear