Mole fraction of solute in aqueous solution of 30% NaOH.
To find the mole fraction of solute (NaOH) in a 30% aqueous solution, we can follow these steps:Step 1: Understand the meaning of 30% NaOH 30% NaOH means that there are 30 grams of NaOH (solute) in 100 grams of the solution.