NH has various meanings in the Scientific & Educational category. Discover the full forms, definitions, and usage contexts of NH in Scientific & Educational.
Symbol:"N" Atomic Number:"7" Atomic Mass: 14.00amu. Nitrogen is found as a gas in nature and it is classified as a non-metal. It makes up over 75 percent of the air surrounding the Earth. It is also found in the soil and used by plants. You will also find nitrogen in ammonia, steel making, freezing liquids, and oil refineries. Element number 7, a colorless, odorless, tasteless gas that makes up about 80% of the earth's atmosphere.
Scientific & EducationalAn old growth forest is a forest that has attained great age without significant disturbance, and thereby exhibits unique ecological features and in some cases may be classified as a climax community.
Scientific & EducationalLast updated: