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Cameron Dorsey
Chemistry
8 February, 12:36
What is the mass of 105.00 moles of H20?
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Bernard
8 February, 12:49
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105 mol H2O * 18.002 (molar mass) = 1,890.21 g
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Aiyana Alvarez
8 February, 13:03
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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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