23.When balancing a chemical equation, one uses all of the following principals except...Select one:a. The number of atoms of each element on the reactant side of the equation must equal the number of atoms of each element on the product side of the equation.b. Subscripts in a formula may be changed so that the equation is balanced.c. The coefficients for the reactants and products may be changed to balance the equation.d. The law of conservation of matter must be obeyed.