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If you know the number of moles in a sample of a substance, which of the following do you also know about that sample? the mass of that sample the volume of that sample the number of representative particles in that sample the coefficient of the substance when in a chemical reaction C? Right? @sweetburger
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I think so. I guess you would have to know the specific molar mass for A to be true. I guess C should be right.
YES!
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