Treść zadania

Najlepsze rozwiązanie

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  ewka13 12.6.2012 (20:03)

  Zad 1.
  2CH_{3}OH + 3O_{2} \to 2CO_{2} + 4H_{2}O
  
  2C_{3}H_{5}(OH)_{3} + 7O_{2} \to 6CO_{2} + 8H_{2}O
  
  2C_{6}H_{13}COOH + 19O_{2} \to 14CO_{2} + 14H_{2}O
  
  Zad 2.
  CH_{2}=CH_{2} + H_{2}O \to CH_{3}-CH_{2}OH
  
  Zad 3.
  a)
  CH_{3}COOK \to CH_{3}COO^{-} + K^{+}
  
  b)
  (HCOO)_{2}Ca \to 2HCOO^{-} + Ca^{2+}
  
  c)
  (CH_{3}COO)_{3}Al \to Al^{3+} + 3CH_{3}COO^{-}
  
  Zad 4.
  a)
  2CH_{3}COOH + 2Na \to 2CH_{3}COONa + H_{2} \uparrow
  
  2CH_{3}COO^{-} + 2H^{+} + 2Na \to 2CH_{3}COO^{-} + 2Na^{+} + H_{2} \uparrow
  
  2H^{+} + 2Na \to 2Na^{+} + H_{2} \uparrow
  
  b)
  2HCOOH + Ca(OH)_{2} \to (HCOO)_{2}Ca + 2H_{2}O
  
  2HCOO^{-} + 2H^{+} + Ca^{2+} + 2OH^{-} \to 2HCOO^{-} + Ca^{2+} + 2H_{2}O
  
  2H^{+} + 2OH^{-} \to 2H_{2}O
  
  c)
  (CH_{3}COO)_{2}Ba + Na_{2}CO_{3} \to 2CH_{3}COONa + \downarrow BaCO_{3}
  
  2CH_{3}COO^{-} + Ba^{2+} + 2Na^{+} + CO_{3}^{2-} \to 2CH_{3}COO^{-} + 2Na^{+} + \downarrow BaCO_{3}
  
  Ba^{2+} + CO_{3}^{2-} \to \downarrow BaCO_{3}.

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