Physical states such as gaseous, liquid, aqueous, and solid states of reactants and products are represented using specific notations. (e.g., (g) for gas, (l) for liquid, (aq) for aqueous solution, and (s) for solid).
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Physical states in a chemical equation are denoted by symbols in parentheses after the chemical formula: (s) for solid, (l) for liquid, (g) for gas, and (aq) for aqueous solution. For example, “H2O (l)” represents liquid water, while “CO2 (g)” represents gaseous carbon dioxide. These symbols help to clarify the states of substances involved in the reaction.
Physical states of reactants and products in a chemical equation are represented using standard symbols in parentheses. Common notations include “(s)” for solids, “(l)” for liquids, “(g)” for gases, and “(aq)” for aqueous solutions dissolved in water. Placed after the chemical formula, these symbols indicate the phase of each substance involved. For example, “H₂O(l)” denotes liquid water, “O₂(g)” represents gaseous oxygen, and “NaCl(aq)” signifies dissolved sodium chloride. Incorporating these symbols provides comprehensive information about the states of matter during a reaction, enhancing the clarity and completeness of the chemical equation.