Which statement describes a double replacement reaction?
A. Ethanol burns in oxygen to form carbon dioxide and water.
B. A precipitate of silver chloride forms when solutions of sodium chloride and silver nitrate are combined.
C. Nitrogen oxides are broken down into nitrogen gas and oxygen gas in a catalytic converter.
D. Copper metals form on the surface of a zinc strip when the zinc metal is placed in a copper (II) sulfate solution.