A process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from a change in physical form or a nuclear reaction.
- They each have different chemical reactions because of their molecular structure.
- A burning cigarette is a complex system in which many types of chemical reactions and physical processes occur in parallel.
- Soaps are created by the chemical reaction of a fatty acid with an alkali metal hydroxide.
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Line breaks: chem|ical re|ac¦tion
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