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Gnoma [55]
2 years ago
5

Which distinguishes chemical changes from physical changes?

Chemistry
1 answer:
7nadin3 [17]2 years ago
7 0

Answer:

In a chemical reaction, there is a change in the composition of the substances; in a physical change there is a difference in the appearance, smell, or simple display of a sample of matter without a change in composition.

Explanation:

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Explanation:

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v =  \frac{d}{t}  \\

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From the question we have

v =  \frac{30}{5}  \\

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<h3>6 m/s</h3>

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