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Kiritimati
@Kiritimati
July 2022
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Zn>ZnO>ZnSO4>Na2SO4>H2SO4 Решите пожалуйста
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NikulinVova
2Zn + O2 = 2ZnO
ZnO + 2NaOH = Na2ZnO2 + Н2О
Na2ZnO2 + 2H2SO4 = ZnSO4 + Na2SO4 + 2H2O
ZnSO4 + 2NaOH = Na2SO4 + Zn(OH)2 |
Zn(OH)2 t= ZnO + H2O
================================
Zn(OH)2 + 2KOH = K2[Zn(OH)4]
2NaOH + Al2O3 = 2NaAlO2 + H2O
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Answers & Comments
ZnO + 2NaOH = Na2ZnO2 + Н2О
Na2ZnO2 + 2H2SO4 = ZnSO4 + Na2SO4 + 2H2O
ZnSO4 + 2NaOH = Na2SO4 + Zn(OH)2 |
Zn(OH)2 t= ZnO + H2O
================================
Zn(OH)2 + 2KOH = K2[Zn(OH)4]
2NaOH + Al2O3 = 2NaAlO2 + H2O