Two solutions of HCl, A and B, have concentrations of 0.5 M and 0.1 M respectively. The volume of solutions A and B required to make 2 litres of 0.2 M HC1 are

Options

A. 0.5 L of A + 1.5 L of B
B. 1.5 L of A + 0.5 L of B
C. 1.0 L of A + 1.0 L of B
D. 0.75 L of A + 125 L of B

Answer

A