After Balancing the Following Redox Reaction,what Is the Coefficient of Br-

question 7

Multiple Choice

After balancing the following redox reaction,what is the coefficient of Br-? Cr₂O₇2-(aq) + Br-(aq) + H+(aq) → Cr3+(aq) + Br₂(l) + H₂O(l)

• A)1
• B)2
• C)6
• D)12
• E)none of the above

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