Question

PreLab Experiment #3: Cyclic Voltammetry

Please complete these set of questions before coming to the lab to perform Experiment #3.

Name:__________________________________ Date:_______________ Score:__________

(2pts) What is cyclic voltammetry.

(2pt) Which of the following is a stronger electrolyte KCl or KNO₃?

(10 pts) Provide the weight of volume missing in the Table below in preparation for the experiment

#	Reagent	Volume	Molarity	Weight or Volume	Solvent
1	K3Fe(CN)6	100 mL	50mM		1mM KNO3
2	KNO3	500 mL	0.1 M		H2O
3	KCl	500 mL	0.1 M		H2O
4	K3Fe(CN)6	50 mL	2 mM		0.1 M KNO3
5	K3Fe(CN)6	50 mL	4 mM		0.1 M KNO3
6	K3Fe(CN)6	50 mL	6 mM		0.1 M KNO3
7	K3Fe(CN)6	50 mL	8 mM		0.1 M KNO3
8	K3Fe(CN)6	50 mL	10 mM		0.1 M KNO3
9	K3Fe(CN)6	50 mL	2 mM		0.1 M KCl
10	K3Fe(CN)6	50 mL	4 mM		0.1 M KCl
11	K3Fe(CN)6	50 mL	6 mM		0.1 M KCl
12	K3Fe(CN)6	50 mL	8 mM		0.1 M KCl
13	K3Fe(CN)6	50 mL	10 mM		0.1 M KCl

(6 pts) List the specific data you need to record on your lab notebook for Experiment#3.

You can create a table and/or sample graph indicating what data you need to fill in.