Asked by Maddie

A solution of hydrochloric acid (HCl) contains 22.5% hydrochloric by mass. What is the molality of this solution
I'm not sure how to start this problem...
Answered by Devron
22.5g*(1mole/36.46 g)=moles of HCl

molality=moles of HCl/[(100-22.5)*10^-3 KG]
Answered by Maddie
Thank you :)