Chemistry, asked by malikmatloob734, 9 hours ago

number of molecules of water 1 exponent 25 calculate mass in gram

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Answered by santosh9971178

Answer:

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.

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number of molecules of water 1 exponent 25 calculate mass in gram​

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number of molecules of water 1 exponent 25 calculate mass in gram