English, asked by cutipiepalak896, 4 days ago

H2o ka molecular mass

Answers

Answered by Sandra001

Explanation:

18.02 g/mol

The average mass of one H2O molecule is 18.02 amu. The number of atoms is an exact number, the number of mole is an exact number; they do not affect the number of significant figures. The average mass of one mole of H2O is 18.02 grams. This is stated: the molar mass of water is 18.02 g/mol.

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