Chemistry 5070 · O Level · Air quality and climate

Air quality and climate — practice question

Some internal combustion engines run on fossil fuels. Which pollutants are released by an internal combustion engine when it burns fossil fuels?

  • A1, 2 and 3
  • B1 and 2 only
  • C1 and 3 only
  • D2 and 3 only

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