CHEMICAL EQUATION
A chemical equation is a short way of describing exactly what happens during a chemical reaction.
Chemical equations must;
Tell the truth or represent the facts
Show symbols of elements and formula of products and reactants
Be balanced
Bear state symbols (s), (l), (g) and (aq) for substances dissolved in water (aqueous – water).
A state symbols s, l, g and aq that appear in chemical equation described as;- s - Solid state of chemical component. l - Liquid state of chemical component. g - gaseous state of chemical component. aq - a dissolved chemical component in water.