Question

1.25 The volume of solution was changed to 500mL by dissolving 2mL H2SO4 of relative importance in water. Determine the concentration of acid solution in mgL^-1 units.

Answer 1

Molar mass: 98.079 g/mol

Moles = $\frac{1.25}{98.079}=0.0127mol$

Molarity $=\frac{0.0127}{0.500}=0.0254M$