Question

little urgent please​

Answer 1

Explanation:

Addition of excess ions will alter the pH of the buffer solution. Therefore, the common ion effect takes a role in pH regulation. ... In the case of an an acidic buffer, the hydrogen ion concentration decreases, and the resulting solution is less acidic than a solution containing the pure weak acid.

Answer 2

Answer:

-a) + (x – b)+ (x - c)",

-a) + (x – b)+ (x - c)",