Question

Stock potassium chloride solution is 26.5% w/v KCl and has a density of 1.35 g/mL. What is the molarity, molality and mEq of this solution? 

Answer 1

Morality = (Density × percentage ×10^3)/molar mass

$Molarity =\frac{1.35×26.5×10^3}{ 74.5513 }=498.88m$