Trigonometry: Procedure

Procedures
1.First thing needed is a plastic bag open the plastic bag and take about a teaspoon of calcium chloride, put the calcium chloride in one corner of the bag. Then take about a half teaspoon of sodium bicarbonate and put it in the opposite corner of the bag. Then lay the bag flat on the table use about 5 mL of phenol red. Once the phenol red is in quickly lift your bag and put all the substances in one corner. Then observe

2.Reference procedure one for first step.Lay bag down and add about 5mL of water into the bag. Then quickly lift the bag and put substances in corner of bag. Then observe

3.Reference procedure one for and first and second step. After first step put the two substances into one corner of bag then observe.

First