Silver tarnish (Ag2S) can be removed by immersing silverware in a hot solution of baking soda (NaHCO3) in a pan lined with aluminum foil; however, foul-smelling hydrogen sulfide gas (H2S) is produced.Which one of the following reactions does NOT represent part or all of what is happening? 
A) Al Al3++10 3e-
B) Ag++e- Ag
C) 2 HCO - +S2 - H S +2 CO 2 - 3 2 3
D) 3Ag2S+ 2 Al+ 3 H2O 6 Ag +AL2O3 + 3 H2S
E) 2 HCO3-+Ag2S H2S+ 2 CO32- + 2 Ag
Correct Answer:
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