4 grams of NaOH is dissolved in a two litre solution. Normality of the solution is

N=Number of gram equivalents×1Vl; N=Number of gram equivalents×1000Vml; Number of gram equivalents=wsoluteGEW of solute; GEW=GMW or GFWvalency ; GEW of NaOH=401g ; N=440×12=0.05 N ;