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Ammonia - Wikipedia
Ammonia | Definition & Uses | Britannica
Ammonia - Chemical Safety Facts
Ammonia | NH3 | CID 222 - PubChem
Ammonia (NH3) - Ammonia Structure, Preparation, Properties ...
Ammonia - American Chemical Society
Ammonia (NH₃) - Definition, Structure, Preparation, Uses ...
Properties and uses of ammonia | Britannica
Ammonia | Formula, Properties & Application
Ammonia: general information - GOV.UK