6.03 Chemistry Test

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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,…show more content…
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.

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