Identify the correct order of acidic strengths of CO_(2), CuO, CaO, H_

1.	Identify the correct order of acidic strengths of CO_(2), CuO, CaO, H_(2)O.
Answer» `CaO LT CuO lt H_(2)O lt CO_(2)` `H_(2)O lt CuO lt CaO lt CO_(2)` `CaO lt H_(2)On lt CuO lt CO_(2)` `H_(2)O lt CO_(2) lt CaO lt CuO` Answer :A

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