Question

Calculate molarity of water (dH2O=1gml−1)

Answer 1

Formula we will used...
Molarity = no.of moles of solute/mass of solvent in kg
Density of H2O approximate =1000g/l
Molar mass = 18.02 g/l
or ( 1/18.02 =0.55 mol/g)
Water (H2O)
= 1000g/l / 18.02g/mol
= 55.5 mol/l