How can you use light to determine the concentration of a solution? Use a colorimeter to construct a calibration curve of known solution concentrations and determine the unknown concentration of a solution (Beer’s law).
Supports PASCO's Chemistry Starter Lab Station:
http://pasco.com/product/ec-6362
and Chemistry Extension Lab Station:
http://pasco.com/product/ec-6363
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https://www.pasco.com/resources/lab-experiments/610
