1. Clicker #1
Balance the following equation and determine the sum of the coefficients:
C2H5OH + O2 → CO2 + H2O
A) 4
B) 5
C) 8
D) 9
E) 10
This is a quick way for us to see if you balanced the equation correctly.

2. Clicker #2 What are the possible products? AgNO3(aq) + KCl(aq) → ?
A) AgCl and KNO3
B) AgNO3 and KCl
C) AgK and NO3Cl
D) Any of the above could be the products.

3. Clicker #3 So what is true about KNO3?
A) KNO3 is aqueous (soluble) in all three reactions.
B) KNO3 is the solid in reactions 1 and 2 but not reaction 3.
C) KNO3 is the solid in reaction 1 but not in reactions 2 and 3.
D) KNO3 is the solid in reaction 2 but not in reactions 1 and 3
E) KNO3 is the solid in reaction 3 but not in reactions 1 and 2.