A chemical equation lists CH3COOH (aq) as a reactant. What does (aq) indicate?

the compound is a solid

the compound is a liquid

the compound is a gas

the compound is dissolved in water

The compound is dissolved in water

Explanation:

"aq." is the abbreviation for "aqueous" (watery).

In chemical equations the symbol (aq) means that the substance is dissolved in water.

The correct answer is "the compound is dissolved in water".

Explanation:

In chemical equations the appending "aq" means that the compound in the formula is dissolved in water. The appending "aq" comes from the Latin term "aqua", which means "water". These appending information is useful to understand the state of matter in the reaction, particularly in reactions that take place only at certain conditions.