Ответ:
1) CuSO4 + 2NaOH -> Cu(OH)2 + Na2SO4
Cu[+2] + SO4[2-] + 2Na[+] + 2OH[-] -> Cu(OH)2 + 2Na[+] + SO4[2-]
Cu[+2] + 2OH[-] -> Cu(OH)2
2) Cu(OH)2 -t-> CuO + H2O
3) CuO + 2HCl -> CuCl2 + H2O
CuO + 2H[+] + 2Cl[-] -> Cu[+2] + 2Cl[-] + H2O
CuO + 2H[+] -> Cu[+2] + H2O
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Объяснение:
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Ответ:
1) CuSO4 + 2NaOH -> Cu(OH)2 + Na2SO4
Cu[+2] + SO4[2-] + 2Na[+] + 2OH[-] -> Cu(OH)2 + 2Na[+] + SO4[2-]
Cu[+2] + 2OH[-] -> Cu(OH)2
2) Cu(OH)2 -t-> CuO + H2O
3) CuO + 2HCl -> CuCl2 + H2O
CuO + 2H[+] + 2Cl[-] -> Cu[+2] + 2Cl[-] + H2O
CuO + 2H[+] -> Cu[+2] + H2O
Прошу вас.
Объяснение: