Chemistry, asked by harsh10992, 10 months ago

in a test tube ,dilute hydrochloric acid is poured over a few zinc granules . list two observations that suggest that a chemical reaction has accurred

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Answered by carlytroyna

1

Answer:

The following are 6 examples of a chemical changes. Chemical changes are indicators of that a chemical reaction has occurred.

Change in Temperature

Change in Color

Noticeable Odor (after reaction has begun)

Formation of a Precipitate

Formation of Bubbles

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