A researcher adds barium hydroxide to hydrochloric acid to form a white-colored barium chloride. Which option gives the balanced chemical equation of the reaction? (0.5)
HCl+Ba(OH)2 -----> BaCl2+2H2O
2HCl+Ba(OH)2 ---->BaCl2+2H2O
2HCl+Ba(OH)2 ----->BaH2+2HCl+O2
HCl+2Ba(OH)à2BaCl2+2HOH+O2
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Answer:
2nd option is right...
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