Определите объёмную долю озона в смеси из равных масс метана и озона.

  1. 1/2
  2. 1/5
  3. 1/3
  4. 1/4

📝 Detailed explanation

При равных массах m: n(CH₄)=m/16, n(O₃)=m/48. φ(O₃) = (m/48)/((m/16)+(m/48)) = 1/(3+1) = 1/4.
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