3. The correct coefficients for the equation KCIOKCI + O2 are A. 2, 2, 3 B. 3, 2,2 C. 2, 3,2 D. 2, 1, 3 4. Balancing a chemical equation involves A. adjusting the subscripts B. adjusting both subscripts and coefficients C. adjusting the coefficients D. adjusting the masses of reactants and products