Physics
Physics, 10.01.2020 16:31, mstrish71oteauw

Positively-charged particles consisting of two protons and two neutrons emitted by radioactive materials are
a) beta particles.
eliminate
b) gamma particles.
c) alpha particles.
d) positron particles

answer
Answers: 3

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Positively-charged particles consisting of two protons and two neutrons emitted by radioactive mater...

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