Two (or more) substances react and new substances are formed.
a proportion
It is an equation.
A chemical equation is a shorthand description of a chemical reaction.
A chemical reaction can be represented by a chemical equation.
Yes, it does. An equation is something that equates something to something else, by means of the 'equals' sign.
A chemical reaction is represented by a chemical equation.
The antonym for "chemical equation" is "non-chemical equation" or simply "equation" if the context is clear that it is not related to chemistry.
The chemical equation for potassium is K.
Power hasn't a chemical equation.
A balanced chemical equation has correct placed coefficients and a representative chemical equation need these coefficients.
A chemical equation is the graphic expression of a chemical reaction.
A chemical equation is the representation of a chemical reaction.