July 2022 1 1 Report
ОСУЩЕСТВИТЕ ПРЕВРАЩЕНИЕ.....СЕГОДНЯ НАДО СРОЧНО...решение нужно
1)Cu→Cu(OH)2→Cu(NO3)2→CuO→Cu;
2)Zn→ZnO→Zn(OH)2→Zn(NO3)2→ZnO
3)
CuS→SO2→KHSO3→CaSO3→SO2;
4)
SO2→H2SO4→CuSO4→CuO→Cu(NO3)2;
5)
S→CaSO3→SO2→NaHSO3→K2SO3;
6)
SO2→CaSO3→SO2→NaHSO3→K2SO3;
7)
NaHCO3→Na2CO3→NaCl→NaHSO4→Na2SO4.
8)
FE-FE(OH)2-FECL2-FE(NO3)2-FE
9)FE(NO3)3-FE2O3-FECL3-FE-FE(NO3)2

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