When a piece of charcoal enclosed in a cylinder containing air is ignited

Chemistry JAMB 1979

When a piece of charcoal enclosed in a cylinder containing air is ignited

  • the toatl volume of air is increased
  • the relative amount of oxygen present is increased
  • the relative amount of nitrogen present is decreased
  • the relative amount of carbondioxide present is increased checkmark
  • the ratio of oxygen to nitrogen in the system is increased

The correct answer is: D

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