5.5 g of a pure sample of FeS reacts with dil. `H_(2)SO_4`. `H_(2)S` gas so produced is then completely burnt in air. Find the volume of `SO_(2)` thus obtained, measured at `25^(@)C and 750` mm pressure of Hg.

The equivalent mass of a metal is 11.6. when 0.177g of that metal is allowed to react completely with dilute HCl, what will be the volume of H_(2) gas liberated at 12^(@)C and 766mm Hg pressure?

Find the volume of 2.2 g CO_(2) gas at 25^(@)C & 570 mm Hg presssure. Consider that CO_(2) behvaes ideally.

20g of a metal reacts with dilute H_(2)SO_(4) to liberate 0.504g of H_(2) gas. Calculate the amount of metal oxide formed from 2.0g of the metal.

Calculate the amount of copper which on reaction with conc. H_(2)SO_(4) produces 50 ml of SO_(2) at 27^(@)C and 750 mm pressure. (Cu=63.5)

Which of the following is insoluble in dil. H_(2)SO_(4) ?

Ignition of a wooden math-stich involves the combustion of P_(4)S_(3) in oxygen of air to produce a white smoke of P_(4)O_(10) is oxygen of air to produce a white smoke of P_(4)O_(10) and gaseous sulphur dioxide (SO_(2)) . Calculate the volume of SO_(2) formed at 27^(@)C and 770 mm Hg pressure from the combustion of 0.0546g of P_(4)S_(3) . [P=31,S=32,O=16].

The pH of a solution of H_2SO_4 is 1. Assuming complete ionisation, find the molarity of H_2SO_4 solution

What happens when boron reacts with a) conc. H_(2)SO_(4) b) conc. HNO_(3) c) SiO_(2)

Which of the following is insoluble in dil. H_2SO_4 -

The purpose of adding conc. H_(2)SO_(4) in nitration of benzene is to produce