he 'H nucleus is composed of a single proton and therefore has a relative mass loss of 0 g/mol. elect the isotope deuterium, 2H. What is the relative mass loss of deuterium, 2H, in g/mol? X g/mol

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.