What is the molality of a solution of phosphoric acid, H_3PO_4 that contains 24.5 g of phosphoric acid (molar mass 98.0 g) in 100 g of H_2O?
1 Answer
Jul 6, 2016
The molality is 2.50 mol/kg.
Explanation:
The formula for molality
color(blue)(|bar(ul(color(white)(a/a) b = "moles of solute"/"kilograms of solvent"color(white)(a/a)|)))" "
∴