Answer:
B. The substance is in the liquid state.
Step-by-step explanation:
The symbol (l) in a chemical equation tells us that the substance it follows is in the liquid state.
There are some more symbols that tell us what state the substance is in:
- (s) - the substance is in the solid state
- (g) - the substance is in the gas state
- (aq) - the substance is dissolved in water