gideon370 gideon370

11-01-2021
Chemistry

contestada

How can you detect that a chemical reaction has occurred

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shashi9984462 shashi9984462

26-07-2021

Answer:

There are five signs of a chemical change:

Color Change.

Production of an odor.

Change of Temperature.

Evolution of a gas (formation of bubbles)

Precipitate (formation of a solid)

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