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Chemistry: Featured Facts
Radioactive Radon
Chemistry / Elements and Compounds

Radon gas, a radioactive product of uranium, can reach high levels in some houses, depending on the local geology and house construction. Radon is a gas produced by the radioactive decay of the element radium. Radioactive decay is a natural, spontaneous process in which an atom of one element decays or breaks down to form another elemen continue reading this fact

Why Does Cement Set?
Chemistry / Chemical Reactions

Image of microstucture predicted from a NIST-developed model of cement hydration. Concrete has been known for literally thousands of years. It is a testament to the enduring strength of this material that concrete structures from those long-ago times are still standing strong toda continue reading this fact

Hydrogen Reaction Experiment Reaps a Surprise
Chemistry / Elements and Compounds

Scientists got a surprise recently when a team of physical chemists at Stanford University studied a common hydrogen reaction. Scientists got a surprise recently when a team of physical chemists at St continue reading this fact

All Facts
Atmospheric Chemistry:
  1. Knocking the NOx Out of Coal
  2. Ozone: Good Up High, Bad Nearby
  3. SO2: What is it? Where does it come from?
Chemical Composition:
  1. Liquid Glass Is All Wet
Chemical Properties:
  1. Carbon Dating
  2. Oil Viscosity
  3. The Melting Point
  4. What Is A Mole?
  5. What is Oxidation?
  6. What Is pH?
Chemical Reactions:
  1. Catalysts
  2. Chemical Burning
  3. Exploding Fertilizer
  4. Fire Retardant Gels
  5. How Sublime
  6. It's Crying Time Again
  7. Luminol; Trick-or-Treat or Terrible Feat
  8. Spontaneous Combustion
  9. Warmer Hands (And Toes) Through Chemistry
  10. What Are Aerosols?
  11. What Give Batteries Their Charge?
  12. What Is Reduction?
  13. What Makes a Candle Burn?
  14. When Chlorine Met Sodium...
  15. Why Does Cement Set?
  16. Why Doesn't Glue Get Hard In The Plastic Bottle?
Elements and Compounds:
  1. Hydrogen - The Simplest Element
  2. Hydrogen Reaction Experiment Reaps a Surprise
  3. Ice That Burns
  4. Nitrogen Gas and Compounds
  5. Radioactive Radon
  6. Radon, A Rare Element
  7. Table Salt - It's All In The Ions
  8. Turning Oil Into Gas
  9. Uses Of Hydrocarbons
  10. What Are Isotopes?
  11. What Is A Half-life?
  12. What Is Acetone?
  13. What Is Arsenic?
  14. What Is The Periodic Table?
Food:
  1. Was Popeye Wrong?
  2. Why does popcorn pop?
  3. Your Nose Knows!
Medicine:
  1. Take Two And Call Me In The Morning

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