СРОЧНО РАССТАВЬТЕ КОЭФФИЦИЕНТЫ В ХИМ.УР.! ДАЮ "100Б"!
1.+ Укажите тип хим.реакции:
A) NO+O2 = NO2
B) MnO2+Al = Al2O3+Mn
B) Cu(OH)2=CuO+H2O
C) Fe(OH)3+H2So4=Fe2(SO4)3+H2O
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