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Which equation shows a conservation of mass?

a) H2 O → H2 + O2
b) Ag + Cl2 → AgCl
c) CaCO3 → CaO + CO2
d) KClO3 → KCl + O2

User Duckmayr
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1 Answer

5 votes
c. Nothing is lost or gained. It is equivalent.
User Anurag Pandey
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