Skyline College A.J. Bates Professor of Chemistry

     Chemistry 220 - General Chemistry 2 - Spring 2017

Chem 210 - General Chemistry 1Chem 235-238 - Organic Chemistry 2 Chem 220 - Lab Manual & Extra Practice ProblemsScience Lecture Series
Gay Straight Alliance

Laboratory Manual & Laboratory Information

EXPERIMENTS and LABORATORY ACTIVITIES
               
Laboratory Manual Handouts, Reading & Additional Information

  • Experiment #1: Factors Affecting Reaction Rates
  • Experiment #2: Determination of a Rate Law by the Method of Intial Rates
    • Lab Handout
    • Statistical Analysis: Standard Deviation
      • Important Change:
        • For the Experiment #2 report, you are not required to provide the complete DISCUSSION section as outlined in the handout. Instead, comment on the value of k, the standard deviation, and what the relationship between them says about the precision or accuracy of your data.
      • For all other sections, follow the guidelines in the handout.
  • Experiment #4: Determination of K for an Esterification / Hydrolysis Reaction
    • Lab Handout (revised Spring 2017)
    • Class Data:
      • AA Section (please check back)
        • Excel (xlsx)
        • Acrobat (pdf)
      • AB Section (please check back)
        • Excel (xlsx)
        • Acrobat (pdf)
  • Experiment #5: Determination of Keq by spectrophotometry

I will be updating some of the laboratory activities this semester. The handouts below are for reference only. The files above are ready to print.


  • Experiment #8: Buffer Solutions
    • Lab Handout
      • For parts 1&2, we will perform the alternate study assignment
      • System 3 Prelab Requirements:
        • PURPOSE & Buffer System REACTION
        • DATA TABLE
  • Experiment #9: pH-monitored Titration of Vinegar and an Unknown Acid
    • Lab Handout
    • The possible unknown monoprotic acids for Part B of the pH titration experiment are:
      • lactic acid
      • crotonic acid
      • chloroacetic acid
    • The possible unknown diprotic acids for Part C of the pH titration experiment are:
      • oxalic acid
      • succinic acid
      • L-tartaric acid
        • pKa1 = 2.89
        • pKa2 = 4.4
  • Experiment #10: Determination of the Ksp of an Organic Salt
    • Lab Handout
    • Class Data:
      • AA Section
        • Excel (xlsx)
        • Acrobat (pdf)
      • AB Section
        • Excel (xlsx)
        • Acrobat (pdf)
    • Solubility (from the CRC Handbook of Chemistry & Physics):
      • PbCl2 = 0.99g/100mL at 20ºC
      • KHT (Potassium Hydrogen Tartrate) = 0.42 g/100 mL at 15ºC
  • Experiment #11: Determination of the Thermodynamics of the Dissolution of Borax
  • Experiment #12: Reactivity Series & Galvanic Cells
    • Lab Handout
    • Mini-Report:
      • Provide calculations, equations, results, and diagrams for each part of the lab as indicated in the lab handout.
      • A formal discussion and conclusions are NOT required.
  • Experiment #13: Galvanic Cells & the Nernst Equation
    • Lab Handout
    • Mini-Report:
      • Provide calculations, equations, results, graphs and diagrams for each part of the lab as indicated in the lab handout.
      • A formal discussion and conclusions are NOT required.
  • Experiment #14: Electrolytic Cells & the determination of the Faraday Constant.
    • Lab Handout
    • Mini-Report:
      • Provide calculations, equations, results, and diagrams for each part of the lab as indicated in the lab handout.
      • A formal discussion and conclusions are NOT required.

 

SAMPLE LAB TESTS & TEST REVIEW

 

LAB TEST Answer Keys

  • Please check back.