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20-09-2022
Chemistry

contestada

What choice
demonstrates
the Law of
Conservation of Mass?
A. 78 g K+ 71g Cl₂ → 149 g KCI
B. 55 g Mn +32 g O₂ → 85 g MnO₂
C. 84 g NaHCO3 → 23 g Na+ 1g H+28 g CO
D. 56 g Fe + 16 g 0 → 88 g FeO

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