Pre Lab Notes
- Use 1.0M Sodium hydroxide in place of drain cleaner
- Use 1.0M Ammonia
-Use orange juice instead of lemon juice
-Mix small amounts of detergent and baking soda in seperate test tubes with water, dissolving as much of the solid as possible
-Put the litmus paper strips on a paper towel, and apply the solution with a pipet
-Use Mr. Mcleod's Diet Coke for a soft drink
Questions / Problems
1. Based on the results of your expirement, what can you say about the red and blue litmus paper, and did the actual pH values correspond to the litmus indicator?
2. Calculate the concentrations of H+ and OH- in all 7 solutions.
3. Predict the results of the lab if Fabreeze (a cleaner) were used as one of the solutions.
4. Explain why ammonia is an acid / base using its dissociation equation.
5. Is baking soda an acid or a base? Explain.
6. Based on your results for Diet Coke, why is soda bad for your teeth?