List of top Chemistry Questions on Solutions asked in BCECE

What is the volume of solution needed to prepare a 3 Molarity (M) solution containing 80 g of NaOH?
Dissolving 120 g of urea in 1000 g of water gave a solution of density 1.15g/mL. The molarity of the solution is
A 5.2 molal aqueous solution of methyl alcohol, CH3OH is supplied. What is the mole fraction of methyl alcohol in the solution?