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13-03-2024
Chemistry

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Hydrofluoric acid is used to etch grooves in glass because it reacts with the silica (SiO₂(s)) in glass. the products of the reactions are aqueous silicon tetrafluoride and water. what is the coefficient of silica in the balanced equation for the reaction?

Chemical reaction: SiO₂ + 4HF → SiF₄ + 2H₂O.

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