Spectrophotometric Determination of Copper
See the attached documents (experiment procedure)
Experiment Data
Please read the lab procedure very carefully most of the data is given to you there!
Dilution Series for Standard Solutions
found in lab procedure
Data
Found from the previous step
Absorbance of standard solutions
1. 0.118 Au
2. 0.367 AU
3. 0.602 AU
4. 0.870AU
Absorbance of penny
0.146
Calibration Curve
Found with previous data
Determination of Copper in Penny
Date of penny: 1995
Mass of penny: 2.80g
Found with previous data refer to page 27 in lab notebook for help