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The molecular attraction between water molecules is ____.
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adhesion
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Water can be purified from sea water by ____.
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affinity
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The loss of electrons by a molecule, atom, or ion is ____.
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cohesion
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The molecular attraction between dissimilar molecules is ____.
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distillation
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Copper has a higher electron ____ (electronegativity) than zinc.
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electrolysis
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Redox reactions always involve the ____ of electrons.
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enthalpy
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During ____, an electric current triggers a chemical reaction.
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exchange
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The heat energy gained or lost in a reaction is called ____.
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oxidation
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