63.0 mL of a 1.30 M solution is diluted to a total volume of 248 mL. A 124-mL portion of that solution is diluted by adding 173 mL of water. What is the final concentration? Assume the volumes are additive.

Answer 1

1.30 M x (63 mL/248 mL) x [124 mL/(124+173)] = ? M