1. Chapter 1 - Title Week 2: Laboratory Data and Techniques Tel: 412 397 3260

2. Schedule for Class  Inserting glass tubing  Cleaning glassware  Handling chemicals  Disposing of chemicals  Prepping solutions  Measuring mass  Handling small volumes  Transferring solids and liquids  Heating liquids and solutions  Measuring volume

3. 1: Inserting Glass Tubing…

4. 2: Cleaning Glassware 1.Soap and tap water 2.Tap water rinse 3.DI water

5. 3: Handling Chemicals 1.Read! 2.Don’t use too much 3.Never touch, taste, smell 4.Dispose of properly

6. 3: Handling Chemicals National Fire Protection Association (NFPA) standards

7. 4: Disposal of Chemicals

8. 5: Prepping Solutions

9. 6: Measuring Mass Weigh a penny, record its year and mass

10. 7: Handling Small Volumes

11. 8: Collecting Gases

12. 9: Transferring Solids

13. 10: Transferring Liquids

14. 11: Separation Methods

15. 12: Venting Gases

16. 13: Heating Liquids

17. 14: Evaporating Liquids Cannot heat flammable liquids directly!

18. 15: Heating Solids

20. 16: Measuring Volume

22. 17: Quick Tests

23. What I Need From Each Student Before You Leave Today! Confirmation of signature on safety notes Graph of pennies date vs. weight Lab techniques p35-36 answered All materials stapled together – name on front I must check your work before you leave