Essential Chemistry for IGCSE - Formulae And Equations (Section 2 - No. 21)
In a chemical equation, what do the symbols (s), (l), (g), and (aq) represent?
State of matter: solid, liquid, gas, and aqueous solution
Specific elements
The reaction type: substitution, liquid, gas, and aqueous
The amount of a substance
Explanation
These symbols indicate the physical state of each substance in the reaction.
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