answer please breifly and in clear way

2)Sketch and explain the graph of the percentage conversation with time in an isothermal batch reactor

Q1) Answer the following questions i. In the Batch Reaction experiment, discuss briefly how to determine the progress of the saponification reaction between the calcium carbonate and the sodium hydroxide [6 marks] ii. Discuss the relation of the concentration of sodium hydroxide and the conductivity of the reaction mixture [6 marks] iii. At isothermal reaction, the percentage conversion is highest at the start of the reaction, then slowly drops, give a reason for this