(thing) by piq Fri Oct 20 2000 at 16:16:10

Water

  • Constitutes 50 - 95% of weight in all living systems
  • Covers 75% of Earth's surface
Structure:
  • Each molecule is 2 atoms Hydrogen and 1 atom Oxygen, linked by a covalent bond.
  • Neutral in charge
  • Polar, region near H is slightly positive
  • Forms a hydrogen bond
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