"Acidic" is an appropriate description for four of the following. Which one is the exception?
A) excess hydrogen ions
B) the contents of the stomach
C) magnesium hydroxide
D) HCl
E) a pH less than 7

Question

"Acidic" is an appropriate description for four of the following. Which one is the exception?
A) ​excess hydrogen ions
B) ​the contents of the stomach
C) ​magnesium hydroxide
D) ​HCl
E) ​a pH less than 7

Quizplus · Accepted Answer

Magnesium hydroxide is a base, not an acid. It has a pH greater than 7 and neutralizes acids in the stomach, which is why it is used as an antacid.

"Acidic" Is an Appropriate Description for Four of the Following