## Chemistry (4th Edition)

1. Find the necessary volume: $C_1 * V_1 = C_2 * V_2$ $0.125* 505= 0.100 * V_2$ $63.125 = 0.100 * V_2$ $V_2 = 631$ mL 2. Calculate the volume difference: 631 mL - 505 mL = 126 mL