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Importance of Water Essay Preview: Importance of Water Report this essay Water (H2O) is a chemical compound (A substance formed by the chemical combination of two or more elements in definite proportions-meaning they are happy). The water molecule (smallest unit of most compounds) contains two atoms (basic unit of matter) of hydrogen for each atom.
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Atom Of OxygenChemical CompoundHigher Concentration Of Water MoleculesValence Electrons