Ответ:
Na->Na2O->Na2CO3->Na2Cl
1) 4Na+O2=2Na2O
2) Na2O+H2CO3=Na2CO3+H2O
3) Na2CO3+2HCl=2NaCl+H2O+CO2
NaOH->Na2SO4
1) 2NaOH+H2SO4=Na2SO4+2H2O
NaNO3
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Answers & Comments
Ответ:
Na->Na2O->Na2CO3->Na2Cl
1) 4Na+O2=2Na2O
2) Na2O+H2CO3=Na2CO3+H2O
3) Na2CO3+2HCl=2NaCl+H2O+CO2
NaOH->Na2SO4
1) 2NaOH+H2SO4=Na2SO4+2H2O
NaNO3