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mironovcar
@mironovcar
July 2022
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Срочно!! Химия 8 класс.
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А) 2KMnO₄ = K₂MnO₄ + MnO₂ + O₂
б) 2Zn + O₂ = 2ZnO
в) C₃H₈ + 5O₂ = 3CO₂ + 4H₂O
г) 2Al + 6HCl = 2AlCl₃ + 3H₂
д) Fe₂O₃ + 3H₂ = 2Fe + 3H₂O
е) 2Na + 2H₂O = 2NaOH + H₂
ж) K₂O + H₂O = 2KOH
з) SO₃ + H₂O = H₂SO₄
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Answers & Comments
Verified answer
А) 2KMnO₄ = K₂MnO₄ + MnO₂ + O₂б) 2Zn + O₂ = 2ZnO
в) C₃H₈ + 5O₂ = 3CO₂ + 4H₂O
г) 2Al + 6HCl = 2AlCl₃ + 3H₂
д) Fe₂O₃ + 3H₂ = 2Fe + 3H₂O
е) 2Na + 2H₂O = 2NaOH + H₂
ж) K₂O + H₂O = 2KOH
з) SO₃ + H₂O = H₂SO₄