raneemawado66 raneemawado66

22-02-2021
Chemistry

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What are some signs that a chemical change has occurred?

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10011813 10011813

22-02-2021

Answer:

Color Change.

Production of an odor.

Change of Temperature.

Evolution of a gas (formation of bubbles)

THe Precipitate (formation of a solid)

Explanation:

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caitlinhill44 caitlinhill44

22-02-2021

Colour change, change of temperature, gas present (so bubbles) and is there a smell.

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