Question

why are the catalysts used in industrial manufacture of ammonia, sulfur trioxide are, kept in a finely divided state?​

Answer 1

Explanation:

Catalysts speed up a chemical reaction by lowering the amount of energy you need to get one going. Catalysis is the backbone of many industrial processes, which use chemical reactions to turn raw materials into useful products. Catalysts are integral in making plastics and many other manufactured items.