6.03 Chemistry Test

TEST: SOLUTIONS, ACIDS, AND BASES
MULTIPLE CHOICE

Select the answer that best completes the statement or that correctly answers the question.

1. The salt in water (only the solid) is the __________.
a. Solvent c. Solute
b. Solution d. Concentrate

2. The water in salty water (only the water) is the __________.
a. Solvent c. Solute
b. Solution d. Concentrate

3. A mixture of salt and water is knows as:
a. Solvent c. Solute
b. Solution d. Concentrate

4. What do you call a solution that contains more solute dissolved in it that it can hold at a specific temperature:
a. A solution c. A concentrate
b. A supersaturated solution d. an extraordinarily saturated solution

5. Which of the following is the best way to prepare a 1 molar, 1 liter,

A solution with a pH of 7.0 is considered _______.
a. Acidic c. alkaline (basic)
b. Neutral d. saturated

9. If the concentration of the H+ ion is greater than the concentration of the OH- ion, the solution is said to be ________.
a. Acidic c. alkaline (basic)
b. Neutral d. saturated

10. If the concentration of the H+ ion is equal to the concentration of the OH- ion, the solution is said to be ________.
a. Acidic c. alkaline (basic)
b. Neutral d. saturated

11. What is the concentration of a solution that contains 10.0 moles of HCl in 5.50 L of water?
a. 1.82 M c. 0.550 M
b. 15.5 M d. 4.50 M

12. A beaker contains 0.7 L of a 2 M calcium carbonate solution. If enough water is added to reach a final volume of 0.80 L, what is the solution’s new concentration?
a. 2.23 M c. 1.75 M
b. 1.12 M d. 0.28 M

13. What is the [OH-] in water if its [H+] = 1 x 10-6?
a. 1.0 × 10-20 M c. 1.0 × 1020 M
b. 1.0 × 10-8 M d. 1.0 × 108 M

14. A solution has a pH of 3.5 (pH = 3.5). What is its H+ concentration?
a. 3.16 × 10-8 M c. 3162 M
b. -0.544 M d. 0.544 M

15. A solution has an H+ concentration of 0.03 M ([H+] = 0.03). What is its pH?
a. 1.52 c. -1.52
b. 0.933 d. 1.07

KEY
1. C
2. A
3. B
4. B
5. C
6. B
7. C
8.