Start learning →

Which principle requires us to balance chemical equations?

AConservation of mass
BConservation of energy
CConservation of momentum
DConservation of charge
Answer & Solution
Correct answer: A. Conservation of mass
Atoms are neither created nor destroyed in chemical reactions so the count of each kind of atom (and hence the total mass) must match on both sides.
Practise this question with Quill — Andhra Pradesh SSC (Class 10) →

Keep practising Chemical Reactions and Equations

Browse all Chemical Reactions and Equations questions for Andhra Pradesh SSC (Class 10), or explore more Science topics.

Start a Chemical Reactions and Equations lesson →
Related questions
Fill in the chemistry basicsMatch each science fact to the correct answerWhich is the bond pattern of nitrogen molecule N2?How can ethanol be converted to ethene?Which of the following is an unsaturated hydrocarbon?Why do soaps NOT work well in hard water?Graphite is soft and a good conductor of electricity because:Diamond conducts heat well but does NOT conduct electricity because: