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Which equation represents an oxidation-reduction reaction?A. `H_(2)SO_(4)+2NH_(3)rarr(NH_(4))_(2)SO_(4)`B. `H_(2)SO_(4)+Na_(2)CO_(3)rarrNa_(2)SO_(4)+H_(2)O+CO_(2)`C. `2K_(2)CrO_(4)+H_(2)SO_(4)rarrK_(2)Cr_(2)O_(7)+K_(2)SO_(4)+H_(2)O`D. `2H_(2)SO_(4)+CurarrCuSO_(4)+2H_(2)O+SO_(2)` |
Answer» Correct Answer - d |
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