Which of the following is NOT an acid-base conjugate pair?
A) H2CO3 and HCO3-
B) H2O and OH-
C) H2S and OH-
D) NH4+ and NH3
E) none of the above
Answer: C
Which of the following is NOT an acid-base conjugate pair?
A) H2CO3 and HCO3-
B) H2O and OH-
C) H2S and OH-
D) NH4+ and NH3
E) none of the above