Question

Find the molarity and molality of 4.9% h2so4 mass/volume

Answer 1

4.9% m/v H2SO4 = 49 gms in 1000 ml

That means 49/98 = 0.5 moles per litre = 0.5 M

Normality = 0.5 x 2 = 1 N ( since one mole contains 2 equivalents)