К 5 mol воды добавили сколько ml этилового спирта (d = 0,78 g/ml), чтобы число молекул спирта стало в 2,5 раза меньше числа молекул воды?

  1. 118
  2. 36
  3. 59
  4. 55
66 / 69 (96%)
Question 66 of 69
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