Question

Refer the attachment
Ch - Acids Bases And Salts
Class 10th​

Answer 1

Answer:

D (strong acid and weak base)

hope so helpful

Answer 2

D) Strong acid and weak base

Explanation:

When both acid and salt are present, the pH of the solution becomes less than 7

From the above graph, the pH is less than 7 at only D part

So, the correct answer is D