Questions in solutions

Select	Question
	Conc. ${{H}_{2}}S{{O}_{4}}$has a density of 1.98 g/ml and is 98% ${{H}_{2}}S{{O}_{4}}$by weight. Its normality is
	The weight of sodium carbonate required to prepare $500ml$ of a semi-normal solution is
	The volume of water to be added to $100c{{m}^{3}}$ of $0.5N\ {{H}_{2}}S{{O}_{4}}$ to get decinormal concentration is
	Dilute one litre 1 molar ${{H}_{2}}S{{O}_{4}}$ solution by 5 litre water, the normality of that solution is
	1.0 gm of pure calcium carbonate was found to require 50 ml of dilute HCl for complete reaction. The strength of the HCl solution is given by
	The molarity of a solution made by mixing 50 ml of con. ${{H}_{2}}S{{O}_{4}}$(36 N) with 50 ml of water, is
	What will be the normality of a solution contaning 4.9 g ${{H}_{3}}P{{O}_{4}}$dissolved in 500 ml water
	30 ml of solution is neutralised by 15 ml of 0.2 N base. The strength of the acid solution is
	The normality of sulphuric acid containing 50 g of the acid in 500 ml of solution, is
	The amount of ${{K}_{2}}C{{r}_{2}}{{O}_{7}}$( eq. Wt. 49.04) required to prepare 100 ml of its 0.05 N solution is