what do you think you know about physics, physics is the study of matter under the effect of energy, but does this includes solid states bodies, atoms at ground states, object at microscopic size or object moving faster than light? these and more is what prompt me to ask again what is physics?
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when an alpha particle is ejected from a nucleus, the nucleus then has less of ?
protons and neutron, ejection of an alpha particle by an atom result to
the loss of two chargesand four
amu.
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