When equilibrium is reached in a chemical reaction?

The combination of elements of form compounds is govemed by the laws of chemical combination. What is meant by 'limiting reagent' in a chemical reaction?

The combination of elements form compounds is governed by the laws of chemical combination What is meant by limiting reagent in a chemical reaction?

2 mols of SO_(2) gas and 1 mol of O_(2) gas are placed in a sealed vessel and heated. The reaction proceeds at constant temperature and when equilibrium is reached, 80%^ of the SO_(2) had changed into SO_(3) . If the initial pressure in the vessel has 30 bar, the equilibrium pressure is

Write an experiment to prove the influence of a catalyst in a chemical reaction.