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Chemistry, 27.12.2020 09:40 coolestkid2401

mass of 2 * 10^21 number of atoms of an element is 0.4g. what is the mass of 0.5 mole of the element?

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mass of 2 * 10^21 number of atoms of an element is 0.4g. what is the mass of 0.5 mole of the element...

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