Question

Find the molarity of a solution which is formed by dissolving of NaOH in 50 ml of water.​

Answer 1

M = n / V = n / (w/d) = 1.25 moles / ((0.1 kg H2O+0.05 kg NaOH) / 1.35 kg/L) = 11.25 moles /L, or 11.25 M.

Answer 2

Answer:

Molarity=Moles x 1000

vol

4/40 x 1000

250

0.4m