Pepto-Bismol, an antacid and antidiarrheal, contains bismuthsubsalicylate, C7H5BiO4C7H5BiO4. Some users of this productcan experience a condition known as \"black tongue,\" which is causedby the reaction of bismuth(III)(III) ions with trace amountsof S2?S2? in saliva to form a black precipitate.

Write the balanced net ionic equation for this precipitationreaction.

Express your answer as a chemical equation. Identify all of thephases in your answer.