Find out the molality of the solution formed by dissolving $29.22 \ g$ of $NaCl$ in $2.00 \ kg$ of water. (in $m$)

If the mole fraction of the solute in benzene is $0.2$,then the molality of the solution will be ..............

$A$ solution of sugar is obtained by mixing $200 \ g$ of its $25 \%$ solution and $500 \ g$ of its $40 \%$ solution (both by mass). The mass percentage of the resulting sugar solution is $..........$. (Nearest integer)

If $1 \ M$ and $2.5 \ L$ $NaOH$ solution is mixed with another $0.5 \ M$ and $3 \ L$ $NaOH$ solution,then the molarity of the resultant solution will be $........ \ M$.

Which of the following statements is correct regarding the mole fraction of components in a solution?

$3.0$ molal $NaOH$ solution has a density of $1.110 \ g/mL$. The molarity of the solution is :-