Exam-style question
Try this first
For Conservation of mass and balanced chemical equations, which option best supports this Unit 4.3 objective: Balance symbol equations by making the number of atoms of each element the same on both sides?.
- A.The number of atoms of each element is the same on both sides
- B.The total mass of reactants is less than products
- C.The products are always gases
- D.The reactants must be in solid form
Answer and explanation
Attempt the question first, then reveal the model answer and explanation.
Common mistake
No common mistake is linked to this question yet.