`0.2` mole of `HCl and 0.2` mole of barium chloride were dissolved in water to produce a `500mL` solution. The molarity of the `Cl-` ions is :

1.26 g of hydrated oxalic acid was dissolved in water to prepare 250ml of solution. calculate molarity of the solution.

How many moles of sodium chloride are present in 250 ml of a 0.50M NaCl solution ?

An aqueous solution of 0.5 g of NaOH is dissolved in 500 cm^3 of the solution. The molarity of the solution will be :

A sample of NaOH weighing 0.38 g is dissolved in water and solution is made to 50.0 mL in a volumetric flask. What is the molarity of the solution?

4L of water is added to 2L of 6M HCl solution. What is the molarity of resulting solution .

The mole fraction of water in sulphuric acid solution is 0.85. Calculate the molality of the solution.

A solution is prepared by dissolving 1.0 g of NaOH in water to get 250 ml of solution . Calculate its molarity .

0.02 mole of [Co(NH_3)_5 Br] Cl_2 and 0.02 mole of [Co(NH_3)_5Cl] SO_4 are present in 200 cc of a solution X. The number of moles of the precipitates Y and Z that are formed when the solution X is treated with excess silver nitrate and excess barium chloride are respectively

A solution of NaOH is made by dissolving of 0.9 g of it in 100 ml of its solutoin. Calculate the molarity of the solution.

A solution is prepared by dissolving 18.25g of NaOH in distilled water to give 200ml of solution. calculate the molarity of solution.