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Dmamedova53
@Dmamedova53
July 2022
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ПОМОГИИИТЕЕЕ ПОЖАЛУЙСТА
ДАЮ 40 баллов
1. Осуществите превращения
C-CH4-CO2-Na2CO3-CO2
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Julie20
Verified answer
C+2H2=CH4
CH4+2O2=CO2+H2O
CO2+2Na(OH)=Na2CO3+H2O
Na2CO3->Na2O+CO2
1 votes
Thanks 3
kattycats
С + 2Н2 = СН4 (при нагревании и в присутствии катализатора)
СН4 + 2О2 = СО2 + 2Н2О
NH3 + CO2 + H2O + NaCl = NaHCO3 + NH4Cl
2NaHCO3 = Na2CO3 + CO2 + H2O (при нагревании)
Na2CO3 + 2HCl = 2NaCl + CO2 + H2O
1 votes
Thanks 2
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Answers & Comments
Verified answer
C+2H2=CH4CH4+2O2=CO2+H2O
CO2+2Na(OH)=Na2CO3+H2O
Na2CO3->Na2O+CO2
СН4 + 2О2 = СО2 + 2Н2О
NH3 + CO2 + H2O + NaCl = NaHCO3 + NH4Cl
2NaHCO3 = Na2CO3 + CO2 + H2O (при нагревании)
Na2CO3 + 2HCl = 2NaCl + CO2 + H2O