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which of the two chemical equations follow the Law of Conservation of Mass
Equation A: Zn +2HCl —> ZnCl2+ 2H2
Equation B: Zn +2HCl —> ZnCl2 + H2

User GabiMe
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Equation A: Zn +2HCl —> ZnCl2+ 2H2

User Andreas Jarbol
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