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                                                LerkaKsuphaMey 
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                                                ruchina89 
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                                             killme69Lol 
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                                                killme69Lol 
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                                             555lina555 
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                                                555lina555 
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                                             eegorov1996 
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                                                eegorov1996 
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                                             melani2 
                                                16.11.2020 16:51
                                                
                                                melani2 
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                                             lenokv 
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                                                lenokv 
                                                16.11.2020 16:51
                                             Скотч7Рулит 
                                                12.12.2021 15:23
                                                
                                                Скотч7Рулит 
                                                12.12.2021 15:23
                                            
S + O₂ -> SO₂↑
2SO₂ + O₂ -(t°, кат)-> 2SO₃
SO₃ + H₂O -> H₂SO₄
H₂SO₄ + CuO -> CuSO₄ + H₂O
CuSO₄ + 2NaOH -> Cu(OH)₂↓ + Na₂SO₄
Cu(OH)₂ -> CuO + H₂O
2H₂O + 2Na -> 2NaOH + H₂↑