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In the reaction, Al2O3 + 6 HCl → __________H2O + 2AlCl3, what coefficient should be placed in front of H2O to balance the reaction?

In the reaction, Al2O3 + 6 HCl → __________H2O + 2AlCl3, what coefficient should be placed in front of H2O to balance the reaction?
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in the reaction, Al2O3 + 6 HCl → __________H2O + 2AlCl3, what coefficient should be placed in front of H2O to balance the reaction?

User Peter Bernier
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2 Answers

7 votes
Al2O3 + 6HCl ------> 3H2O + 2AlCl3
User MicMit
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8.1k points
3 votes
You should put a 3. That way there are 6 H and 3 O on each side.
User Agustina
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8.9k points
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