August 2022 1 9 Report
Сокращенное ионное уравнение SO2 + 2он -> So3²- + H20 соответствует
молекулярному уравнению:

1) SO2 + H2O -> H2SO3;
2) SO2 + 2KOH -> K2SO3 + H2O;
3) S+ O2 —> SO2,
4) SO3 + 2KOH -> K2SO4 + H2O.​
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