Закончите уравнения хим.реакций:
а) H2SO4(конц)+Сu=
б)K2CO3+HNO3=
в)SO2+O2=
г)NH3+H3PO4=
Для реакций ионного обмена напишите уранения в ионном виде,для окислительно-восстановительных реакций составте электронный баланс
а) 2H2SO4(конц)+Сu=cuso4+2h2o+so2
б)K2CO3+2HNO3=2kno3+h2o+co2
в)2SO2+O2=2so3
г)NH3+H3PO4=nh4h2po4
Автор:
zackarybkiz2H2SO4(конц)+Сu=CuSO4+SO2+2H2O
K2CO3+HNO3=KNO3+CO2+H2O
2SO2+O2=2SO3
3NH3+H3PO4=(NH4)3PO4
Автор:
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