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Goal: use column chromatography to separate the active ingredients in Excedrin, an over-the-counter analgesic
Goal: use column chromatography to separate the active ingredients in Excedrin, an over-the-counter analgesic
NSAID: Non-Steroidal Anti-Inflammatory Drug
Learning Objectives
Learning Objectives
Understand the principles behind silica-based chromatography
Critical analysis of column and thin-layer chromatography technique
Analyze data to assess the purity and success of an experiment
Understand the role of functional groups and polarity on separation
Predict sources of error and understand their effects on results
How da remote lab work?
How da remote lab work?
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Remote students: TAs assign each pair a mass of Excedrin (650 - 750 mg)
Use the excedrin mass to calculate theoretical recoveries of ASP, ACE, and CAF.
Subtract total product loss from the appropriate theoretical recovery (ASP, ACE, CAF, or all three)
Record data and observations
Attend / watch lab lecture and upload Exp 1 Class Notes
Exp 1 Pre-lab quiz - take on Canvas before section
Complete the Exp 1 Worksheet during lab
Exp 1 Lab Report - due one week after experimentation
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