List of top Chemistry Questions on Expressing Concentration of Solutions asked in AIEEE

The density of a solution prepared by dissolving $120\, g$ of urea (mol. mass = $60\, u$) in $1000 \,g$ of water is $1.15\, g/mL$. The molarity of this solution is :

A 5.2 molal aqueous solution of methyl alcohol, $CH _{3} OH$ is supplied. What is the mole fraction of methyl alcohol in the solution?

The density (in $g\, mL^{-1}$) of a $3.60\, M$ sulphuric acid solution that is $29\%\,H_2SO_4$ (Molar mass $= 98\, g mol^{-1}$) by mass will be