What is formula unit of mass? How is it different from molecular mass?
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Formula unit mass is the sum of the atomic masses of all atoms present in a formula unit of a compound. It is calculated by adding the atomic masses of all the atoms present in one formula unit.
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Formula unit mass is the sum of the atomic masses of all atoms present in a formula unit of a compound. It is calculated by adding the atomic masses of all the atoms present in one formula unit.
The key difference between molecular mass and formula mass is that the formula mass of a molecule of a compound is the sum of atomic weights of the atoms in its emperical formula while molar mass is the mass of 1 gram mole of substance.
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