Compound Q is a white crystalline solid that dissolves readily in water. If concentrated sulfuric acid is added to a dry sample of Q, steamy white fumes are produced. When these fumes are bubbled through aqueous silver nitrate solution, a white precipitate is seen. This precipitate dissolves in dilute ammonia solution. What is compound Q?
- A$\text{AgCl}$
- B$\text{NaBr}$
- C$\text{NaCl}$
- D$\text{PbBr}_2$