Question

What is the mass of 4.70 mol H2O? Answer in units of g.

Answer 1

Answer:

4.70 moles of water have mass of 84.6g

Explanation:

Given data:

Number of moles of water = 4.70 mol

Mass in gram = ?

Solution:

Formula:

Mass = number of moles × molar mass

Molar mass of water is 18 g/mol

Mass = 4.70 mol × 18 g/mol

Mass = 84.6 g

Thus, 4.70 moles of water have mass of 84.6g.