Question

1. calcium carbonate is used to treat acid reflux, which is sometimes called heartburn. what happens when calcium carbonate reaches the stomach? calcium carbonate causes acid in the stomach to precipitate. calcium carbonate increases the acidity of the stomach. calcium carbonate neutralizes acid in the stomach. calcium carbonate absorbs excess stomach acid.

Explanation:

Calcium carbonate is a base. In the stomach, which contains hydrochloric acid, a neutralization reaction occurs. Calcium carbonate reacts with the acid to form salt, water and carbon - dioxide, reducing the acidity of the stomach contents.

Answer:

Calcium carbonate neutralizes acid in the stomach.