A solution contains 2meq/ml of KCL (molecular weight 74.5). If a 20ml ampule of this solution is diluted to 1 liter, what is the percent strength of the resulting solution?

Question

A solution contains 2meq/ml of KCL (molecular weight 74.5). If a 20ml ampule of this solution is diluted to 1 liter,  what is the percent strength of the resulting solution?

Steve · Answer

the volume has increased by a factor of 50, so the concentration has been reduced to 1/50 of what it was...