Identify the correct options from the following

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Formula mass of ${CaCO}_{3}$ is 100 a.m.u

Formula mass of ${CaCO}_{3}$ is 100 grams

Gram formula mass of ${CaCO}_{3}$ is 100 a.m.u

Gram formula mass of ${CaCO}_{3}$ grams

answer is A, B.

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Detailed Solution

Formula mass of a substance is measured in a.m.u or just keep the number because it is a relative quantity where as the gram formula mass is measured in grams.

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