Identify the conjugate acid-base pairs in each of the following equations:

acid-base

#1

Identify the conjugate acid-base pairs in each of the following equations:

HNO2(aq)+HS−(aq)⇌NO−2(aq)+H2S(g)
Check all that apply.

HNO2/NO−2
HNO2/H2S−
H2S/HS−
HS−/NO2−

Part B
HCl(aq)+OH−(aq)→Cl−(aq)+H2O(l)

HCl/OH−
H2O/Cl−
H2O/OH−
HCl/Cl−

Answer:

A: HNO2/NO2- , H2S/HS−
B: HCl/Cl− , H2O/OH-