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  1. For every case of liquid nitrogen burn in a laboratory setting, there are literally ...splash on the arm or hand. Not only does the liquid nitrogen evaporate quickly, but a gas layer forms at the skin surface...

    3 Answers · Science & Mathematics · 22/12/2010

  2. Nitrogen is essential for plants (producers) because it's one of the...and nucleic acids. Normally, at least in temperate areas, soil nitrogen is scarce, so it acts as a limiting factor on the growth of...

    3 Answers · Science & Mathematics · 06/11/2009

  3. Nitrogen , N2, is a colorless, odorless, and tasteless gas that has very low...the dawn sky. Besides that I d say its virtually unrecognizable. Nitrogen occurs chiefly in the atmosphere, where is constitutes 78% of...

    1 Answers · Science & Mathematics · 11/11/2008

  4. Well... nitrogen paintball tanks and hpa tanks are one and the same thing. ...refer to them as nitrogen tanks. The reason being that " nitrogen " or nitro was the main fuel used to propel paintballs...

    2 Answers · Sports · 20/04/2010

  5. Nitrogen is the major component of earth's atmosphere. It enters the... nitrogen -fixing bacteria and algae in the soil. This nitrogen which has been 'fixed' is now available for ...

    2 Answers · Science & Mathematics · 30/03/2010

  6. The nitrogen cycle is very similar to the carbon cycle, though slightly more complicated...before it can be used by plants. This process, called nitrogen fixation, is carried out by microorganisms in the soil that...

    3 Answers · Science & Mathematics · 03/09/2008

  7. Nitrogen enters the soil by several processes: Decomposition of... of legumes and alfalfa. The largest source of artificial nitrogen is through chemical fertilizers derived through the Haber...

    3 Answers · Science & Mathematics · 26/09/2009

  8. Nitrogen cycle: Atmospheric nitrogen (N2) is "fixed"...-) which can be used by plants to make plant proteins. Nitrogen fixation is performed mostly by nitrogen -fixing bacteria...

    1 Answers · Science & Mathematics · 20/09/2012

  9. Nitrogen is a component of proteins, for instance, and is used to..., some of which live on legume plants such as beans) can take nitrogen out of the air and create organic nitrogen compounds which are used...

    3 Answers · Science & Mathematics · 15/10/2010

  10. The nitrogen cycle represents one of the most...nucleic acids. The store of nitrogen found in the atmosphere, where it...nitrate into groundwater. The additional nitrogen entering the ground

    1 Answers · Science & Mathematics · 02/07/2010

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