Question

Charge and mass of proton in nucleus of helium atom

Answer 1

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Most of an atom's mass is in its nucleus; the mass of an electron is only 1/1836 the mass of the lightest nucleus, that of hydrogen.

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Answer 2

Explanation:

Most of an atom's mass is in its nucleus; the mass of an electron is only 1/1836 the mass of the lightest nucleus, that of hydrogen..