Question

CHEMISTRY
PHYSICS
MATHEMATICS
02:52:34
056
Which of the following is incorrect?
(1) Catalyst undergoes permanent chemical change
(2) Particle size of solute in true solutions is 102 m.
(3) Starch solution is a hydrosol.
(4) Hydrolysis of liquid ester in the presence of mineral acid is an example of
heterogeneous catalysis reactions.
1, 2 and 3​

Answer 1

Answer:

4.Hydrolysis of liquid ester in the presence of mineral acid is an example of

heterogeneous catalysis reactions.

Explanation:

This is incorrect