How many moles of NaOH are present in 500 mL of a 0.2 M solution?
Molarity = (Moles of solute/Volume in liters) . Moles = Molarity × Volume = 0.2 mol/L × 0.5 L = 0.1 mol .
Ref: NCERT Class 12 Chemistry > Chapter 1: Solutions > Topic: Solubility - of Solids and Gases in Liquids Henry's Law