Physics, 31.12.2021 08:30 mustachegirl311

if a total mass of electrons in 1 mole (6.022*10^23) of atomes of a cerrtain element is 30.17 mg, how many protons must there be in the nucleus of the atom?

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if a total mass of electrons in 1 mole (6.022*10^23) of atomes of a cerrtain element is 30.17 mg, ho...

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