Convert 22.5 grams H2O to moles

1.25 mol

The equation for the calculation of mass is as follows:-

......(1)

Given:-

Mass of water =22.5 g

Molar mass of water=18 g/mol

Subsitute both the values in the equation (1) as follows:-

Hence, the value in moles is 1.25 mol.

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1.25mol

Explanation:

moles(n)=mass/Mr

Mr of H2O=(1*2)+16

                 =18

n=22.5/18

 =1.25 mol