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88. Solving a chemistry problem

88. Solving a chemistry problem

Seller: Derkach

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Product description

  • Reactions proceed according to the schemes:

K2Cr2O7 KI H2SO4 = Cr2(SO4)3 I2 K2SO4 H2O;

FeS HNO3 = Fe(NO3)3 S NO2 H2O

using the ion-electron method, equalize these reactions. For each reaction, determine the equivalent of the oxidizing agent and reducing agent.

Additional information

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.