Chem1105 - Gen. Chem. I Lab
Link to playlist of videos of experiments performed in this course
Exp 10 - Determining Molecular Geometries from Lewis Dot Structures
Exp 9 - Calorimetry and Hess's law
Part 1 - Calibration of calorimeter
Part 2 (Mg + HCl) and part 3 (MgO + HCl)
OTHER VERSIONS
Exp 8 - Determination of Oxalate by redox titration
Exp 7 - Properties and Reactivity of Aqueous Solutions
Exp 6 - Colorimetric Analysis: How Pure is my Aspirin?
Calibration of salicylic acid standard solution
How to use the Vernier LabQuest
Determination of the concentration and purity of aspirin sample
Exp 5 - How much aspirin can I make?
Melting point determination for aspirin
Example - mole ratio and stoichiometry calculations
Example calculation for Exp 5
Sample calculation - 1
Sample calculation - 2
Sample calculation - 3
Exp 4 - Determination of the Chemical Formula of Copper Chloride Hydrate
Experimental procedure:
Useful videos:
How to perform vacuum filtration using a Buchner funnel
Preview of experiment (This is similar, not identical, to how this experiment is performed - read lab procedure to identify the differences)
Exp 2 - Properties and changes of matter
Useful videos
Melting point determination (we will not use the long tube shown in this video), class experiment
How to use a Bunsen burner (watch until 2:51)
Oxidation of copper, video 2 - PART 3A of the datasheet
Exp 1 - Density
In this experiment, you will determine the density of solids and liquids. You will also use the density to determine the concentration of a salt solution.
Experiment videos
Home experiments
Here are some fun home experiments to learn about density of liquids
Check-in and Exp 0
Here are videos demonstrating the experiments performed in this lab (Exp 0)
Part 1 - Measuring length and unit conversion
Part 2 - Measuring volume of a liquid using proper technique
Part 3 - Using the balance to calibrate a 10 ml graduated pipet
Common equipment used in the chemistry lab
This is a great video that illustrates the type of glassware we will be using in our labs - You will be handling these during the check in.