Concept explainers
Interpretation:
Mass of
Concept Introduction:
Mole is S.I. unit. The number of moles is calculated as ratio of mass of compound to molar mass of compound.
Molar mass is sum of total mass in grams of all atoms that make up mole of particular molecule that is mass of 1 mole of compound. The S.I unit is
The expression to relate number of moles, mass and molar mass of compound is as follows:
When atoms and molecules are too small to count then they are expressed in terms of
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