Вопрос
BapuaHT I 3ananne 1 Hommune ypasHeHus peakumi B MonekynapHoi , nomoã H coxpamemoi HOHHOH popmax: A) Na_(2)CO_(3)+BaCl_(2)= 6 FeS+HCl= CuSO_(4)+KOH= 3anamue 2 ycraHOBHTe COOTBeTCTBHe Mexany CXEMOã OKHCJIHTEMbHO -BOCCTaHOBHTEM bHOT peakuuu H CTETTEH5HO OKHCMEHMA BOCCTAHOBHTEING B HEX. CXEMA PEAKILAM A) Na2S+HNO3-H2SO4+NO+H2O b) H2SO4+Zn-ZnSO4+SO2+H2O B) SO2+HClO4+H2O-H2SO4+HCl CTEIIEHb OKHC JIEHNA BOCCTAHOBHTEJIA 1) 0 2) -2 3) +2 4) +4 5) +6
Решения
3.3
(251 Голоса)
Лиана
Экспертная проверка
элита · Репетитор 8 лет
Ответ
BapuaHT I3ananne 1Hommune ypasHeHus peakumi B MonekynapHoi, nomoã H coxpamemoi HOHHOHpopmax:A)
B)
C)
3anamue 2ycraHOBHTe COOTBeTCTBHe Mexany CXEMOã OKHCJIHTEMbHO -BOCCTaHOBHTEM bHOT peakuuuH CTETTEH5HO OKHCMEHMA BOCCTAHOBHTE,IN B HEX.CXEMA PEAKILAMA)
B)
C)
CTEIIEHb OKHC JIEHNABOCCTAHOBHTEJIA1) 02)
3)
4)
5)