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7 July, 08:42

Select the equations that are correctly balanced.

a. H2O + 2O2 → H2O2

b. Fe2O3 + 3H2 → 2Fe + 3H2O

c. Al + 3Br2 → AlBr3

d. CaCO3 → CaO + CO2

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Answers (1)
  1. 7 July, 11:38
    0
    Equations B and D are correctly balanced, with the number of atoms of each element being the same before and after the reaction.
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