The molarity of 20% (W/W) solution of sulphuric acid is 2.55 M. The density of the solution is

25.3 g of sodium carbonate, Na2CO3 is dissolved in enough water to make 250 mL of solution. If sodiu

The percentage of nitrogen in urea (NH2CONH2), is;

When 60 g of salt is dissolved in 600 mL of water, the mass by volume percentage of salt in the solu

8 g NaOH is dissolved in one litre of solution, its molarity is:

Given below are two statements: Statement I: 10 ppm means 10 g solute in 106 g solution. Statement I