1.5x1023 molecules of sulfuric acid, H2SO4, would have a mass closest to     A. 10g                  B. 50g                C. 100g                 D. 1.5g   E. 25g

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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.