A) \[FeC{{l}_{3}}\]
B) \[C{{H}_{3}}COONa\]
C) \[N{{a}_{2}}C{{O}_{3}}\]
D) \[C{{H}_{3}}COON{{H}_{4}}\]
E) \[KCN\]
Correct Answer: D
Solution :
The aqueous solution of\[C{{H}_{3}}COON{{H}_{4}}\]has pH close to 7 because it is a salt of weak acid and weak base.
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