AnswersWCA - Physical Science ABalancing Chemical Equations — Unit testQuestion 2
2
QuizMultiple Choice

Balancing Chemical Equations — Unit test

Question 2 • WCA - Physical Science A*

Which best represents the reaction of calcium and zinc carbonate (ZnCO3) to form calcium carbonate (CaCO3) and zinc?

Answer
A
Ca → ZnCO3 + CaCO3 → Zn
B
Ca + ZnCO3 → CaCO3 + Zn
C
CaCO3 + Zn → Ca + ZnCO3
D
CaCO3 + Zn + Ca → ZnCO3
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