What are chemical reaction and write characteristics of chemical reaction?
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the change of one or more substance having different composition different property
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the process by which new substance with new properties are form are called chemical reaction.
Characteristics of chemical reaction are:-
evolution of gas
formation of precipitate
change in temperature
change in state
change in colour
Characteristics of chemical reaction are:-
evolution of gas
formation of precipitate
change in temperature
change in state
change in colour
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