В сосуд, содержащий 11,2 L (н.у.) аммиака, добавили силан. При какой массе (g) силана число атомов водорода станет в 4,6 раз больше числа атомов кремния?

  1. 48
  2. 64
  3. 80
  4. 96
63 / 69 (91%)
Question 63 of 69
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