Fuel Cell Articles

• Acid Rain
  Sports Science
  Heartburn
  Pollution
  Gastrointestinal Problems
  Vitamin B
   
  

  PH

  pH is a measure of the activity of hydrogen ions (H+) in a solution and, therefore, its acidity or alkalinity. Aqueous solutions with pH values lower than 7 are considered acidic, while pH values ... > more
• Chemistry
  Inorganic Chemistry
  Organic Chemistry
  Physics
  Materials Science
  Biochemistry
   
  

  Molecule

  In general, a molecule is the smallest particle of a pure chemical substance that still retains its composition and chemical properties. In chemistry and molecular sciences, a molecule is a ... > more
• Sports Science
  Chemistry
  Inorganic Chemistry
  Organic Chemistry
  Nature of Water
  Spintronics
   
  

  Vanadium

  Vanadium is a chemical element in the periodic table that has the symbol V and atomic number 23. A rare, soft and ductile element, vanadium is found combined in certain minerals and is used mainly to ... > more
• Chemistry
  Sports Science
  Inorganic Chemistry
  Weapons Technology
  Nature of Water
  Nuclear Energy
   
  

  Xenon

  Xenon is a chemical element in the periodic table that has the symbol Xe and atomic number 54. A colorless, very heavy, odorless noble gas, xenon occurs in the earth's atmosphere in trace amounts and ... > more
• Healthy Aging
  Attention Deficit Disorder
  Hazardous Waste
  Sports Science
  Chemistry
  Sports Medicine
   
  

  Polychlorinated biphenyl

  Polychlorinated biphenyls (PCBs) are a class of organic compounds with 1 to 10 chlorine atoms attached to biphenyl. Although the physical and chemical properties vary widely across the class, PCBs ... > more
• Nuclear Energy
  Physics
  Weapons Technology
  Energy Technology
  Inorganic Chemistry
  Sports Science
   
  

  Nuclear reaction

  In nuclear physics, a nuclear reaction is a process in which two nuclei or nuclear particles collide, to produce different products than the initial particles. In principle a reaction can involve ... > more
• Triglycerides
  Cholesterol
  Nutrition
  Obesity
  Diet and Weight Loss
  Fitness
   
  

  Unsaturated fat

  An unsaturated fat is a fat or fatty acid in which there is one or more double bond in the fatty acid chain. A fat molecule is monounsaturated if it contains one double bond, and polyunsaturated if ... > more
• Batteries
  Electricity
  Energy and the Environment
  Energy Technology
  Vehicles
  Sports Science
   
  

  Battery electric vehicle

  A battery electric vehicle (BEV) is an electric vehicle that utilises chemical energy that is stored in rechargeable battery packs. Electric vehicles use electric motors instead of, or in addition ... > more
• Quantum Physics
  Physics
  Cosmic Rays
  Black Holes
  Spintronics
  Sun
   
  

  Subatomic particle

  A subatomic particle is a particle smaller than an atom: it may be elementary or composite. Particle physics and nuclear physics concern themselves with the study of these particles, their ... > more
• Thermodynamics
  Nature of Water
  Energy and the Environment
  Sports Science
  Chemistry
  Inorganic Chemistry
   
  

  Temperature

  Temperature is the physical property of a system which underlies the common notions of "hot" and "cold"; the material with the higher temperature is said to be hotter. Physically, temperature is a ... > more

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