Inquire!

• What is the mechanism of action for antacids?
• Do they all antacids have the same efficacy?

Explore: Determine the pH of common solutions

1. Solution	Acid or Base	Predicted pH	Actual pH
   Coffee
   Cola
   Distilled H2O
   Detergent
   Bleach
   Apple Juice
   Antacid Solution

2. Using the pH meter, measure the pH and validate your predictions