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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what is the mass number of a neutron?
a nneutron
has no mass number but only a mass, a neutron is not an atom,but a sub-atomic particle therefore it has no
mass number.
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