List four observations that indicate that a chemical reaction may be taking place

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Chemistry

Hezekiah Shields

14 March, 03:29

List four observations that indicate that a chemical reaction may be taking place

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Aarav Franklin · Answer 1

For a given reaction to take place, there might be at least one of these (7) signs;

- formation of gas bubbles, formation of a precipitate (creation of a solid from a solution), a change in color, a change in volume (due to change in density), a change in temperature (endothermic or exothermic), change in taste or smell and emission of light or fire ...