0,56 l (n.sh.) butan yondirildi. Hosil bo‘lgan karbonat angidrid bariy peroksid bilan ta’sirlashganda ajralgan kislorodga qancha hajm (n.sh. ml) metan qo‘shilsa aralashmadagi elektronlar soni Avogadro soniga teng bo‘ladi?

  1. 224
  2. 112
  3. 224
  4. 448

📝 Detailed explanation

n(C₄H₁₀)=0,025 mol ⇒ n(CO₂)=0,1 mol. 2BaO₂+2CO₂→2BaCO₃+O₂ ⇒ n(O₂)=0,05 mol. O₂ da 16 ē/molek×0,05·N_A = 0,8 N_A. Yetishmagan elektron 0,2 N_A. CH₄ da 10 ē ⇒ n(CH₄)=0,02 mol = 448 ml.
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