Question

molar mass.
the mass of one mole of a substance in grams is called its molar mass​

Answer 1

Answer

The molar mass of a substance is the mass in grams of one mole of that substance. This mass is given by the atomic weight of the chemical unit that makes up that substance in atomic mass units (amu). For example, silver has an atomic weight of 107.8682 amu, so one mole of silver has a mass of 107.8682 grams.

Explanation:

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