1. Ocean Acidification
Results

2. Data Mass your sample and calculate % Change
Check for & record changes in pH
Write down any qualitative observations

3. Conclusion Questions to ponder when writing your conclusion:
What conclusions can you draw about ocean acidification from your data?
Was there any difference between the rate of dissolution of the different shells? Why do you think that is?
What were some limitations of this experiment?
If you had to do this experiment over, how would you revise your procedure? What if you could control what the whole class tested?
Has this experiment made you ask any new questions? What are they?

4. Clean Up Solids in the trash, liquids down the sink
Please clean your beakers and remove the tape
All materials should be returned to their proper places
Please wipe down the countertops where water has splashed