1. Acids and Bases Lab Physical Science 8 January 2014

2. Day 1: Control Set-up Today, we will be testing three known substances to create a color scale to compare unknowns tomorrow in our experimental group.

3. VinegarWaterAmmonia Red Cabbage Juice Indicator Pink = _________________ Purple = _______________ Blue/green= ____________

4. Read the ENTIRE strip and match it to the closest number. (check BOTH SIDES OF THE BOX.) Be sure to hold the strip with the colors down, and do not touch the color boxes with your fingers! pH paper strips

5. Day 2: Experimental Group Today, you will test substances of unknown pH. Using your knowledge from the testing of knowns yesterday, you will determine the pH of the unknown substances.