Consider the word equation. calcium hydroxide plus hydrochloric acid rightarrow calcium chloride plus water Which is the corresponding formula equation?

Calcium hydroxide is Ca(OH)₂, and hydrochloric acid is HCl. The products are calcium chloride, CaCl₂, and water, H₂O; balancing the reaction gives Ca(OH)₂ + 2HCl → CaCl₂ + 2H₂O. Choice A shows this formula equation.

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