Question

7. For Buffer solution which of the statement is true :

a) Solution in which an acid or base is added into it its pH does not change.

b) ) Solution in which an acid or base is added into it concentration does not change.

c) It is the solution of strong acid and the salt of weak acid with weak base.

d)All of the above

8. For hydrolysis which statement is incorrect:

a) Strong acid reacts with strong base to produce salt and water.

b) Salt reacts with water to produce acid, base and neutral solution.

c) Hydrolysis is a reversible reaction.

d) Hydrolysis is reverse of neutralization.​

Answer 1

buffer solution is that which resist the change in ph and ph doesn't change significantly on addition of small amount of string acid or strong base.