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Which process represents a chemical change?(1) melting of ice(2) corrosion of copper(3) evaporation of water(4) crystallization of sugar
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Which process represents a chemical change?(1) melting of ice(2) corrosion of copper(3) evaporation of water(4) crystallization of sugar

User Riddell
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(2) Corrosion of copper.
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User Himanshu Moradiya
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