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Chemical Reactions
Question | Answer |
---|---|
Chemical Reaction ` | process that produces chemical change resulting in new substances that have properties different from those of original |
reactant | substant that exist before chemical reaction occur |
product | substance that forms as result of a chemical |
chemical equation | short form of writing what reactants are used and what products are formed in a chemical reaction sometimgs shoes weather energy produced or absorbed |
endothermic reaction | chemical reaction in which energy is absorbed |
exothermic reaction | chemical reaction which energy is released |