Equilibrium Question 746
Question: From separate solutions of sodium salts, NaW, NaX, NaY and NaZ have pH7.0,9.010.0 and ll.O respectively. When each solution was 0.1 M, the strongest acid is:
Options:
A) HW
B) HX
C) HY
D) HZ
Show Answer
Answer:
Correct Answer: A
Solution:
The salt hydrolysis in each case occurs except NaW because its pH=7. Thus HW is strongest acid.
