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logiiay
@logiiay
August 2022
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составьте уравнения реакций горения сложных веществ а)Н3Р б)MgS в)C3H8
г)SiH4 д)СS2 е)C2H2 ж)Na2S
валентность элементов в продуктах реакций: Н,Na-I; Mg-II C.Si.S-IV P-V
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mrvladimir2
Verified answer
2H3P + 4O2 = P2O5 + 3H2O
2MgS + 3O2 = 2MgO + 2SO2
C3H8 + 5O2 = 3CO2 + 4H2O
SiH4 + 2O2 = SiO2 + 2H2O
CS2 + 3O2 = CO2 + 2SO2
2C2H2 + 5O2 = 4CO2 + 2H2O
2Na2S + 3O2 = 2Na2O + 2SO2
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Verified answer
2H3P + 4O2 = P2O5 + 3H2O2MgS + 3O2 = 2MgO + 2SO2
C3H8 + 5O2 = 3CO2 + 4H2O
SiH4 + 2O2 = SiO2 + 2H2O
CS2 + 3O2 = CO2 + 2SO2
2C2H2 + 5O2 = 4CO2 + 2H2O
2Na2S + 3O2 = 2Na2O + 2SO2