The graph for the reaction ${\mathrm{N}}_2\left(\mathrm{g}\right)+3{\mathrm{H}}_2\left(\mathrm{g}\right)\rightleftharpoons 2{\mathrm{NH}}_3\left(\mathrm{g}\right)$ is given below.

 

What happens to the position of point $\mathrm{A}$ in the graph when a catalyst is used? Redraw the graph.

 

It is often said that the production of sulphuric acid is a benchmark of the industrial development of a country. Prepare a note based on the various uses of sulphuric acid.

Fill half of a beaker of capacity $50\mathrm{mL}$ with sugar. Add concentrated sulphuric acid so that the sugar is immersed in it. Observe the changes. What are the products formed? Which property of sulphuric acid is revealed here?