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04-11-2019
Chemistry

contestada

5) Determine the mass in grams of 4.82 moles of water molecules if the molar mass of
water is 18.02 g/mol

Respuesta :

04-11-2019

Answer:

86.9 g

Explanation:

Use the conversion factor: 4.82 mol H2O x (18.02g H2O/1 mol H2O)

The moles cancel out so we have to multiply 4.82 x 18.02 = 86.9

The answer is 3 sig. figs.

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