Question

Suppose a reaction involved a finely ground powder reacting with a concentrated acid. Suggest three methods of decreasing the reaction rate.

1. By placing the reactants in cold water.
2. ?
3. ?

Can someone please help? I can't think of what else I can do to slow down the reaction rate.

Thank you very much.

Answer 1

idj

Answer 2

Using dilute acid.
Compress the powder into cake form.(decreasing the surface area).