CHEMACTIVITY 13B: CONCENTRATION
POSSIBLE CLICKER QUESTIONS
After CTQ 8:
1. Which of the following is the correct expression for mass percent. A is mass solute, B is mass
solvent.
2. 25 g of sugar is dissolved in 75 g of water. What is the mass percent?
3. A solution is 4% benzene in toluene. How much of the solution do you need to have 12 g
benzene?
4. Which of the following is the definition of molarity?
5. A solution is 1.2 M sugar in water. What volume contains 0.30 moles of sugar?
74
6. can be interpreted as
7. 5.00 mL of a 8.0M solution was diluted to 100 mL. What is the final concentration?
8. The unit plan (solution map) for a problem involving the chemical reaction of two solutions
is typically