what is an chemical reaction.give examples.
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A chemical reaction happens when one or more chemicals are changed into one or more other chemicals.
Examples: ironand oxygen combining to make rust. vinegar and baking soda combining tomake sodium acetate, carbon dioxideand water. things burning or exploding.
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THE REACTION WHICH TAKES PLACE BETWEEN TWO CHEMICAL IS CALLED CHEMICAL REACTION .
EX:-IRON ,OXYGEN AND WATER COMBINE TO MAKE RUST
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