## Chemistry: Molecular Approach (4th Edition)

To obtain a 0.750 M $CaCl_2$ solution, we should dilute that initial solution to 667 mL.
1. Find the necessary volume: $C_1 * V_1 = C_2 * V_2$ $5.00 M * 100 mL= 0.75 M * V_2$ $500 M*mL = 0.75 M * V_2$ $V_2 = \frac{500 M*mL}{0.75 M}$ $V_2 = 667 mL$
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