1. Clicker #1 Which of the three solutions is the most concentrated?
A) Solution #1
B) Solution #2
C) Solution #3
D) The concentrations are the same.

2. Clicker #2
You add mL of water to mL of a 2.00 M sugar solution. How many of the following will change?
I. total volume of the solution
II. moles of solute in the solution
III. mass of solute in the solution
IV. concentration of the solution
V. number of solute molecules in the solution
A) 1
B) 2
C) 3
D) 4
E) 5

3. Clicker #3
If 200. mL is removed from the original 10.0 M solution, what is the concentration of the remaining (original) solution?
A) M
B) 1.00 M
C) 2.00 M
D) 8.00 M
E) 10.0 M

4. Clicker #4
Do you predict that the concentration of the 4.00 M sugar solution will increase, decrease, or stay the same?
A) increase
B) decrease
C) stay the same

5. Clicker #5
Without using a calculator, which solution has the greater concentration?
MM of NaOH = g/mol
MM of KCl = g/mol
A) NaOH
B) KCl