Which of the following is an antacid?

1.	Which of the following is an antacid?
A.	\[Mg{{(OH)}_{2}}\]
B.	\[NaOH\]
C.	This thin layer of air that surrounds ear this no importance for living beings.
D.	\[{{H}_{2}}O\]
Answer» B. \[NaOH\]

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Which of the following is an antacid?

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