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August 2021
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Написать уравнения реакций
Na-NaOH-Cu(OH)2-CuO-CuSO4
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Girl
Добрый день.
₁ ₂ ₃ ₄
Na → NaOH → Cu(OH)₂ → CuO → CuSO₄
1.
2Na + H
₂
O = 2NaOH + H
₂↑
2. CuCl₂
+ 2NaOH = Cu(OH)
₂
+ 2NaCl
t
3. Cu(OH)₂
= CuO + H
₂
O
4.
CuO + H
₂
SO
₄
= CuSO
₄
+ H
₂
O
2 votes
Thanks 2
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Answers & Comments
₁ ₂ ₃ ₄
Na → NaOH → Cu(OH)₂ → CuO → CuSO₄
1. 2Na + H₂O = 2NaOH + H₂↑
2. CuCl₂ + 2NaOH = Cu(OH)₂ + 2NaCl
t
3. Cu(OH)₂ = CuO + H₂O
4. CuO + H₂SO₄ = CuSO₄ + H₂O