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Water is an odorless, tasteless, colorless [[liquid]]. When people describe the [[flavor]] of water they are referring to impurities found in it (see [[mineral water]], [[bottled water]]).  
 
Water is an odorless, tasteless, colorless [[liquid]]. When people describe the [[flavor]] of water they are referring to impurities found in it (see [[mineral water]], [[bottled water]]).  
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*The normal boiling point of water is 212 degrees Fahrenheit (gaseous state).
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*The normal melting point of water if 32 degrees Fahrenheit (liquid state).
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*Below 32 degrees Fahrenheit, water is normally in the solid state.
    
The chemical formula for water is H<sub>2</sub>O, two [[hydrogen]] and one [[oxygen]] [[atom]].  
 
The chemical formula for water is H<sub>2</sub>O, two [[hydrogen]] and one [[oxygen]] [[atom]].  
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Water, compared to other compounds, has a number of unusual properties, such as expanding rather than contracting when it freezes. As noted by Lawrence Henderson in his 1913 book, ''The Fitness of the Environment,'' its ability to support life is directly related to some of these unusual properties.
 
Water, compared to other compounds, has a number of unusual properties, such as expanding rather than contracting when it freezes. As noted by Lawrence Henderson in his 1913 book, ''The Fitness of the Environment,'' its ability to support life is directly related to some of these unusual properties.
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*The normal boiling point of water is 212 degrees Fahrenheit (gaseous state).
  −
*The normal melting point of water if 32 degrees Fahrenheit (liquid state).
  −
*Below 32 degrees Fahrenheit, water is normally in the solid state.
      
====Saltwater====
 
====Saltwater====
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