Question
Write down any 2 characteristics of chemical change.
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Some signs of a chemical change are a change in color and the formation of bubbles. The five conditions of chemical change: color chage, formation of a precipitate, formation of a gas, odor change, temperature change.
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a chemical change is a permanent change in which the chemical composition of a substance is changed and one or more new substances with different chemical composition and different properties are formed.
The change is not easily reversible.
A chemical change always involves a chemical reaction.
Explanation:
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