Question

Is respiration a physical change or a chemical change? Explain. ​

Answer 1

Answer:

Respiration is the physical changes because it helps us to take pure oxygen and exhale the carbondioxide to our atmosphere.

Explanation:

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Answer 2

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Respiration is a chemical change.

Explanation::

As we know that In a Chemical change a new substance is formed and it is not reversible.

And In respiration

Glucose is converted into new products with different composition, respiration is a chemical change.

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