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Jmthielen:
Identify the missing coefficient in the balanced equation and classify the type of reaction. Al2(CO3)3 ⟶ Al2O3 + ___CO2 1; Combination 1; Decomposition 3; Combination
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Michael:
The coefficient is 3. This means all the atoms of each element balance on both sides. This is a decomposition reaction though, in reality, aluminium carbonate has never been isolated as a discrete compound.
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