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ntin an atom we say that mass of an atom is only due to proton and electron and not by electron.n ntbut when we add or remove electron in an atom the mass of atom changes.n ntexplain this statement.n

Answer» ntin an atom we say that mass of an atom is only due to proton and electron and not by electron.n ntbut when we add or remove electron in an atom the mass of atom changes.n ntexplain this statement.n


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