37. Solving a chemistry problem
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9.Compose an equation for a redox reaction using the electron balance method; calculate the mass of the reducing agent required to interact with the oxidizing agent, the volume V and the concentration C.
var. no. Reducing agent Oxidizing agent Medium V, ml С, mol/l
20 SO2 K2Cr2O7 H2SO4 500 0.05
var. no. Reducing agent Oxidizing agent Medium V, ml С, mol/l
20 SO2 K2Cr2O7 H2SO4 500 0.05
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