While balancing an equation, what must NEVER be changed?
Question
While balancing an equation, what must NEVER be changed?
The coefficients placed before formulae
The chemical formulae of the compounds themselves
The arrow direction
The plus signs
Answer
The chemical formulae of the compounds themselves
Detailed Explanation
The formulae of the compounds or elements involved cannot be altered -- only whole-number coefficients placed in front of formulae may be adjusted. — Examisthan.com