Is respiration a phychange change or a chemical change ? how ?
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yes it is a chemical change because it is taking in oxygen and utilizing it to release energy as energy is released so it is a chemical change whereas breathing is a physical change as it is just taking in oxygen..
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yes it is a chemical change because it is taking in oxygen and utilizing it to release energy as energy is released so it is a chemical change whereas breathing is a physical change as it is just taking in oxygen..
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