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Lizeth Wu
Chemistry
28 January, 14:34
How do you know if a chemical reaction is present
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Jovani Davila
28 January, 14:36
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Answer:When two or more reactants are mixed and a change in temperature, color, etc. is noticed, a chemical reaction is probably occurring. However, these are not definite indicators.
Explanation: In a chemical reaction, there is a change in the composition of the substances. The following are indicators of chemical changes:
Change in Temperature
Change in Color
Noticeable Odor (after reaction has begun)
Formation of a Precipitate
Formation of Bubbles
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