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*