Question

what is the mass of 5 moles of h2O​

Answer 1

Mass of one mole of water: 2 + 16 = 18g/mol

Now, mass of 5 moles = 5 x 18 = 90g

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Answer 2

Answer:

90 g

Explanation:

Mass of one mole of water: 2 + 16 = 18g/mol

Now, mass of 5 moles = 5 x 18 = 90g