1. What is a property of a base?
a. bitter taste*
b. watery feel
c.strong color
d. unreactive
2. In the reaction of aluminum bromide with ionized sodium bromide, which compound is the Lewis acid?
a. aluminum bromide
b. bromide ion*
c.sodium ion
d. None are Lewis acids
3 In a neutral solution the [H^+] is ____.
a 10^-14 M*
b zero
c. 1x 10^7 M
d. equal to [OH^-]
4 With solutions of strong acids and strong bases, the word strong refer to ____.
a. normality
b. molarity
c. solubility
d. degree of ionization*
5 Which of the following pairs consists of a weak acid and a strong base?
a. sulfuric acid, sodium hydroxide
b.acetic acid, ammonia
c. acetic acid, sodium hydroxide*
d. nitric acid, calcium hydroxide
6. The ionization constant (K^a) of HF is 6.7 x 10^-4. Which of the following is true in a 0.1M solution of this acid?
a. [HF] is greater than [H^+][F^-].*
b. [HF] is less than [H^+][F^-].
c. [HF] is equal to [H^+][F^-].
d. [HF] is equal to [H^+][F^2-]
7. The process of adding a known amount of solution of known concentration to determine the concentration of another solution is called ____.
a neutarlization
b. hydrolysis
c. titration
d. buffer capacity*