Final Exam
1. According to the Bronsted-Lowry theory, an acid is
2.
If an aqueous solution turns blue litmus red,
which relationship exists between the hydronium ion and the hydroxide ion
concentrations?
The H+ concentration is greater than the OH- concentration
The [H+] is less than the [OH-]
[H+] is equal to the [OH-]
there is not enough information to decide
3. An aqueous solution that has a hydrogen ion concentration of 1.0 x 10^-8 mole per liter has a pH of:
4. The conjugate acid of the HS- ion is
5. A water solution contains 0.50 M of HCl. How much KOH should be added to the HCl solution to neutralize it?
6. A 30 milliliter sample of HCl is completely neutralized by 10.0 milliliters of a 1.5M NaOH solution. What is the molarity of the HCl solution?
7. Which ion is the conjugate base of H2SO4?
8. In the reaction: HSO4- + H2O = H3O+ + SO42-
the HSO4- ion is
the HSO4- ion is
9. Which statement best describes a solution with a pH of 3?
10. What is the OH- ion concentration of an aqueous solution that has a pH of 11?
11. What is the pOH of a solution whose [OH-] ion is 1 x 10-3 M?
12. If an aqueous solution turns phenolphthalein pinkish violet, the solution will turn litmus
13. An indicator was used to test a water solution with a pH of 12. Which indicator color would be observed:
14. The H+ concentration is 3.09 x10^-5. Find the pOH
15. The OH- concentration is 3.8 x 10^-5. What is the H+ concentration?