Вопрос школьника по предмету Химия
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За схемой химических реакций запишите соотвествующие уравнения реакций:
KMnO4 → O2 → SO2 → SO3 → H2SO4.
Ответ учителя по предмету Химия
H2O +kmno4 = 2kOH + 2o 2 +Mno
S+O2=SO2
3SO2+3O2= SO3
SO3+H2O=H2SO4
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