Biology quiz water properties p2

• pH


  Potential of hydrogen
• pH


  Measure (estimate) the concentration of hydrogen positive ion
• Buffer

  • Resists the change in pH
  • Does not donate hydrogen
• If the (H) is less

  Buffer absorb hydrogen
• If the (H) is more

  Buffer absorb hydrogen
• pH is normal at 7
• Hydrogen and pH


  The relationship is inverse
• Hydrogen increases


  pH decreases
• the polarity of water molecules allows them to dissolve polar substances such as salts, sugars and proteins.
• water is the universal solvent