List of top Chemistry Questions on Solutions asked in Punjab PMET

Correct order of freezing point of $ 1\,M $ solution of sucrose, $ KCl,\,BaCl_{2}$ and $ AlCl_{3}$ is

$1\, M$ and $2.5\,L\,NaOH$ solution mixed with another $0.5\,M$ and $ 3\,L\,NaOH$ solution. Then find out molarity of resultant solution