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katerina2099
@katerina2099
July 2022
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ПОМОГИТЕ ПЛИЗ С ЦЕПОЧКОЙ ПРЕВРАЩЕНИЙ!!! СРОЧНО!!!
Cu-Cu( No3)2-CuCl2-CuSO4-Cu(OH)2-CuO-Cu
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Answers & Comments
Natalinochka88881111
Cu+2HNO3=Cu(NO3)2+H2
Cu(NO3)2+2HCl=CuCl2+2HNO3
CuCl2+H2SO4=CuSO4+2HCl
CuSO4+Ca(OH)2=Cu(OH)2+CaSO4
Cu(OH)=(прокалили)CuO+H2O
CuO+H2=Cu+H2O
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Answers & Comments
Cu(NO3)2+2HCl=CuCl2+2HNO3
CuCl2+H2SO4=CuSO4+2HCl
CuSO4+Ca(OH)2=Cu(OH)2+CaSO4
Cu(OH)=(прокалили)CuO+H2O
CuO+H2=Cu+H2O