(A) Ammonium hydroxide (X)
(B) Sodium carbonate ()
(C) Sodium hydroxide (X)
(D) Ammonium carbonate (X)
Answers: Sodium carbonate
(A) Ammonium hydroxide (X)
(B) Sodium carbonate ()
(C) Sodium hydroxide (X)
(D) Ammonium carbonate (X)
Answers: Sodium carbonate
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