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Ammonia and Ammonium Compounds MCQ App & e-Book Download - 1425

MCQ:

As nitrogen oxides (NO, NO2) are pollutants they cause

  1. acid rain only
  2. photochemical smog only
  3. lung cancer
  4. acid rain and photochemical smog

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Ammonia and Ammonium Compounds App (Android & iOS)

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