Which of the following is the conjugate acid ofH2S?
Select one:
a. H3S+
b. H+
c. H2SO4
d. HS-
e. S
Which of the following is a weak acid?
Select one:
a. salicylic acid
b. hydrochloric acid
c. sulfuric acid
d. hydrobromic acid
e. nitric acid
Which of the following is the conjugate base ofH2S?
Select one:
a. SO2
b. S
c. OH-
d. SH-
e. H3S+
If the [H+] = 1.0 x 10-9, what is the pH?
Select one:
a. 1.0 x 10-5
b. 1.0 x 10-9
c. 5
d. 1.0 x 10-14
e. 9
If the [H+] = 1.0 x 10-9, what is the [OH-]?
Select one:
a. 1.0 x 10-14
b. 1.0 x 10-5
c. 5
d. 9
e. 1.0 x 10-9
