halogens are represented the same way as alkaline metals, you can use subscripts
A chemical reaction can be represented by a chemical equation.
A chemical reaction is represented by a chemical equation.
Enzymes are catalysts and increase the speed of a chemical reaction without themselves .A chemical reaction can be represented by a chemical equation. An enzyme is a protein that speeds up a biochemical reaction .
The representation is CO2(g).
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In a chemical equation, the compounds represented by the letter "a" can vary depending on the specific reaction being described. It is a placeholder that can be substituted for the actual compound formula when balancing the equation. The coefficient of "a" indicates the number of moles of that compound involved in the reaction.
A chemical equation represents a chemical reaction in which reactants are converted into products. It shows the chemical formulas of the substances involved in the reaction and the proportions in which they combine.
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Nonmetals, expecially halogens.
Halogens
no , is the chemical formula by benda Benjamen
Yes, it is possible for the change in enthalpy (H) to have a negative value in a chemical reaction, indicating that the reaction releases heat energy.