В каком из соединений массовая доля хлора наибольшая?

  1. KCl
  2. KClO₂
  3. KClO
  4. KClO₄

📝 Detailed explanation

ω(Cl) в KCl = 35,5/74,5 ≈ 47,65 % — максимальная.
33 / 84 (39%)
Question 33 of 84
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