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Complete and balance the following equations, and identify the oxidizing and reducing agents. (Recall that the...

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Chemistry

Complete and balance the following equations, and identify theoxidizing and reducing agents. (Recall that the O atoms in hydrogenperoxide, H2O2, have an atypical oxidation state.)

1. Complete and balance the following equations:

NO2−(aq)+Cr2O72−(aq)→Cr3+(aq)+NO3−(aq) (acidic solution)

Cr2O72−(aq)+CH3OH(aq)→HCO2H(aq)+Cr3+(aq) (acidic solution)

BrO3−(aq)+N2H4(aq)→Br2(l)+N2(g) (acidic solution)

NO2−(aq)+Al(s)→NH4+(aq)+AlO2−(aq) (basic solution)

H2O2(aq)+ClO2(aq)→ClO2−(aq)+O2(g) (basic solution)

Express your answer as a net chemical equation includingphases.

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