Question

A student has four samples A,B,C and D containing dilute HCl, aq.KCl, dilute

NaOH and distilled water respectively. The solutions with equal pH are____.

a. A and B

b. B and C

c. C and D

d. B and D​

Answer 1

Answer:

Answer: B aq KCl and D distilled water will have equal pH. Explanation: C is dil NaOH , which is a base hence its pH would be greater than 7 , D is distilled water which is neutral hence pH would be 7 .