definition of chemical reaction and change?pls experts its urgent Share with your friends Share 0 Mohit Gupta answered this Please refer to the following links: https://www.meritnation.com/ask-answer/question/what-is-chemical-reaction/chemical-reactions-and-equations/4589208https://www.meritnation.com/ask-answer/question/what-is-chemical-change/physical-and-chemical-changes/5912704 0 View Full Answer