A sample of NaOH weighing 0.38 g is dissolved to water and the solution is made to 50.0 cm^(3) in a volumetric flask. What is the molarity of the solution ?

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?

What is the molarity of 0.2N Na_2CO_3 solution ?

What is the pH of 0.1M NaOH 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 containing HAsO_2 (mol. mass =180 ) and weighing 3.78g is dissolved and diluted to 250mL in a volumetric flask. A 50mL sample (aliquat) is withdrawn with a pipet and titrated with 35mL of 0.05 M solution of I_2 . Calculate the percentage HAsO_2 in the sample :

A given solution of NaOH contains 4.00 g of NaOH per litre of solution. Calculate the molarity of this solution .

A sample of pure sodium carbonate 0.318g is dissolved in water and titrated with HCl solution. A volume of 60mL is required to reach the methyl orange end point. Calculate the molarity of the acid.

7.45 gKCl is dissolved in 100 g of water. What will be the molality of KCl in solution.

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.

2.5 litre of 1 M NaOH solution are mixed and another 3 litre of 0.5 M NaOH solution. Then the molarity of the resulting solution is