ap chemistry 2013-14
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Introduction and Purpose
Background
Pre- lab Question
Materials List
Lab Procedure
Analysis
Extended Inquiry
Materials
Logger Pro
Computer
Colorimeter
two 100 mL beakers
plastic cuvettes
pipets
.020M potassium iodide, KI
, solution
.020M Iron (III) chloride, FeCl3, solution, in 0.1M HCl
distilled water
three 25mL graduated cylinders
3.3 mL of 3M HCl was used in the lab
20mL of 0.1M FeCl3 was used
Cuvettes with different concentrations + control
Logger Pro and Colorimeter (Spectrophotometer)
Scale & KI
H2O2 (catalyst)