JEE Main Chemistry question

1 kg of NaOH solution contains 4 g of NaOH. The approximate concentration of the solution is [Manipal 2003]

Answer: (C)

Solution

Moles of NaOH (mol. wt. 40) mol. Mass of solvent g kg, so molality m exactly from the given masses. 'Normal' and 'molar' concentrations

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-142938