Решите пожалуйста
1) KMnO4 + H2SO4 + H ->
2) KI + H3PO4 разб + H2O2 ->
3) K2Cr3O7 + H3PO4 + H2O2 ->
1) KMnO4 + H2SO4 + H ->
2) KI + H3PO4 разб + H2O2 ->
3) K2Cr3O7 + H3PO4 + H2O2 ->
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Verified answer
2KMnO₄ + 3H₂SO₄ + 3H₂O₂ = K₂SO₄ + 2MnSO₄ + 6H₂O + 4O₂↑.6KI + 2H₃PO₄ + 3H₂O₂ → 2K₃PO₄ + 6H₂O + 3I₂.
3K₂Cr₂O₇ + 8H₃PO₄ + 3H₂O₂ = 2K₃PO₄ + 6CrPO₄ + 15H₂O + 6O₂↑.