Identify whether the change is a physical or chemical change? Give a reason for your answer.
A frog breathes heavily.

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Solution

A frog breathes heavily - It is a chemical change.
Reason - During the breathing process new product that is CO₂ is formed and the reaction is irreversible.

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Identify whether the change is a physical or chemical change? Give a reason for your answer.A frog breathes heavily.

A frog breathes heavily - It is a chemical change.Reason - During the breathing process new product that is CO2 is formed and the reaction is irreversible.

Identify whether the change is a physical or chemical change? Give a reason for your answer.
A frog breathes heavily.

A frog breathes heavily - It is a chemical change.
Reason - During the breathing process new product that is CO₂ is formed and the reaction is irreversible.