A `100g NaOH` solution has `20g NaOH`. Find molality .

A 200g NaOH solution has 40g NaOH . Find molality .

The density of 4% (w/v) NaOH solution is 1.02 g/ml. What is the molality of the solution ?

The density of 4% (w/v) NaOH soluton is 31.02 g/ ml. What is the molality of the solution?

If 40 gm of NaOH is added to 2 litre solution of 4 M NaOH, find the molality of final solution (density of solution=0.68 g/ml).

120g NaOH was added to 2L water. Find molality of solution density of water =1g//mL .

80g NaOH was added to 2L water. Find molality of solution density of water =1g//mL .

80g NaOH was added to 2L water. Find molality of solution density of water =1g//mL .

80g NaOH was added to 2L water. Find molality of solution density of water =1g//mL .

4 . 0 g of NaOH are contained in one decilitre of a solution. Calculate the molarity and molality of this solution . (Density of solution = 1 . 038 g mL^(-1) )