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Question
Write a balanced chemical equation for the following reaction in an acidic solution.
Cr2O72-(aq) + Ni(s) Cr3+(aq) + Ni2+(aq)
A.Cr2O72-(aq) + 3 Ni(s) + 14 H+(aq) 2 Cr3+(aq) + 3 Ni2+(aq) + 7 H2O(
)
B.Cr2O72-(aq) + Ni(s) + 14 H+(aq) 2 Cr3+(aq) + Ni2+(aq) + 7 H2O()
C.Cr2O72-(aq) + 3 Ni(s) 2 Cr3+(aq) + 3 Ni2+(aq) + O2-(aq)
D.Cr2O72-(aq) + Ni(s) + 14 H+(aq) 2 Cr3+(aq) + Ni2+(aq) + 7 H2O()
E.Cr2O72-(aq) + 3 Ni(s) + 7 H+(aq) 2 Cr3+(aq) + 3 Ni2+(aq) + 7 OH-(aq)
Answer
This answer is hidden. It contains 2 characters.
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