43. Solving a chemistry problem
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439. Make up the electronic equations of the processes occurring on carbon electrodes during the electrolysis of Na2SO4 solution. Calculate the mass of the substance released at the cathode if 1.12 dm3 of gas (n.c.) is released at the anode. What mass of H2SO4 is formed in this case near the anode? Answer: 0.2 g; 9.8 g
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