Chemistry - Concentration Terms Question with Solution | TestHub

4 L of 0.1 M NaOH sol ${}^{\mathrm{n}}$

2 L of $5\%(\mathrm{w}/\mathrm{v})\mathrm{NaOH}{\mathrm{sol}}^{\mathrm{n}}$

540 g of $10\%(\mathrm{w}/\mathrm{w})\mathrm{NaOH}{\mathrm{sol}}^{\mathrm{n}}$

20 mole NaOH sol ${}^{\mathrm{n}}$ having mole fraction of ${\mathrm{H}}_2\mathrm{O}=0.9$