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Natalja1996
@Natalja1996
August 2021
1
10
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запишите уравнения реакций, с помощью которых можно осуществить следующие превращения:
C--->CO2--->MgCO3--->Mg(HCO3)2--->MgCO3--->MgO--->Mg(NO3)2--->Mg(OH)2--->MgO
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romulus342
Verified answer
O
₂
+ C = CO
₂
Mg(OH)
₂
+ CO
₂
= MgCO
₃
+ H
₂
O
MgCO
₃
+ H
₂
O + CO
₂
= Mg(HCO
₃
)
₂
Mg(HCO
₃
) =t= 2MgCO
₃
+ H
₂
O + СO
₂
MgCO
₃
=t= MgO + CO
₂
MgO + 2HNO
₃
=> Mg(NO
₃
)
₂
+ H
₂
O
Mg(NO
₃
)
₂
+ 2KOH = 2KNO
₃
+ Mg(OH)
₂
Mg(OH)
₂
=t= MgO + H
₂
O
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Answers & Comments
Verified answer
O₂ + C = CO₂Mg(OH)₂ + CO₂ = MgCO₃ + H₂O
MgCO₃ + H₂O + CO₂ = Mg(HCO₃)₂
Mg(HCO₃) =t= 2MgCO₃ + H₂O + СO₂
MgCO₃ =t= MgO + CO₂
MgO + 2HNO₃ => Mg(NO₃)₂ + H₂O
Mg(NO₃)₂ + 2KOH = 2KNO₃ + Mg(OH)₂
Mg(OH)₂ =t= MgO + H₂O