dpsv2005 dpsv2005

23-09-2017
Chemistry

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how does the digestion of food involve both physical and chemical change

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violem1 violem1

29-09-2017

the chemical change is when the body is digesting the food in the intestines, and physical change is when the body is passing food through the esophagus it is still a physical change because all that is happening is that the food is going down

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