29. The reactions expressed circuits K2Cr2O7 HCl > Cl2

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29. The reactions are expressed in patterns
K2Cr2O7 + HCl → Cl2 + CrCl3 + KCl + H2O
Au + HNO3 + HCl → AuCl3 + NO + H2O
Make a electronic equation. Arrange the the coefficients in the equations of reactions. For each reaction, specify the, what substance is an oxidant, what - a reducing agent; what substance is oxidized, what - is restored

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)


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