Ответ:
• Ba(OH)₂ + 2HNO₃ → Ba(NO₃)₂ + 2H₂O
Ba²⁺ + 2OH⁻ + 2H⁺ + 2NO₃⁻ → Ba²⁺ + 2NO₃⁻ + 2H₂O
H⁺ + OH⁻ → H₂O
• 6KOH + P₂O₅ → 2K₃PO₄ + 3H₂O
6K⁺ + OH⁻ + P₂O₅ → 6K⁺ + 2PO₄³⁺ + 3H₂O
P₂O₅ + OH⁻ → 2PO₄³⁻ + 3H₂O
• 2NaOH + FeCl₂ → 2NaCl + Fe(OH)₂↓
2Na⁺ + 2OH⁻ + Fe²⁺ + 2Cl⁻ → 2Na⁺ + 2Cl⁻ + Fe(OH)₂↓
Fe²⁺ + 2OH⁻ → Fe(OH)₂↓
• Cu(OH)₂ + 2HCl → CuCl₂ + 2H₂O
Cu(OH)₂ + 2H⁺ + 2Cl⁻ → Cu²⁺ + 2Cl⁻ + 2H₂O
Cu(OH)₂ + 2H⁺ → Cu²⁺ + 2H₂O
• 2Fe(OH)₃ → Fe₂O₃ + 3H₂O
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Answers & Comments
Ответ:
• Ba(OH)₂ + 2HNO₃ → Ba(NO₃)₂ + 2H₂O
Ba²⁺ + 2OH⁻ + 2H⁺ + 2NO₃⁻ → Ba²⁺ + 2NO₃⁻ + 2H₂O
H⁺ + OH⁻ → H₂O
• 6KOH + P₂O₅ → 2K₃PO₄ + 3H₂O
6K⁺ + OH⁻ + P₂O₅ → 6K⁺ + 2PO₄³⁺ + 3H₂O
P₂O₅ + OH⁻ → 2PO₄³⁻ + 3H₂O
• 2NaOH + FeCl₂ → 2NaCl + Fe(OH)₂↓
2Na⁺ + 2OH⁻ + Fe²⁺ + 2Cl⁻ → 2Na⁺ + 2Cl⁻ + Fe(OH)₂↓
Fe²⁺ + 2OH⁻ → Fe(OH)₂↓
• Cu(OH)₂ + 2HCl → CuCl₂ + 2H₂O
Cu(OH)₂ + 2H⁺ + 2Cl⁻ → Cu²⁺ + 2Cl⁻ + 2H₂O
Cu(OH)₂ + 2H⁺ → Cu²⁺ + 2H₂O
• 2Fe(OH)₃ → Fe₂O₃ + 3H₂O