Question

what volume, in milliliters, of calcium chloride stock solution would you use to make 0.50 L of 0.300 Mof calcium chloride solution.
2.00 M

Please explain !

Answer 1

\[M_{1}C_{1}=M_{2}C_{2}\\M_{1} \times (2M) = (0.50L)(0.3M)\]

Answer 2

I still dont understand, sorry

Answer 3

What just solve for M1 the volume of the stock solution you need.