(a) A thick coating of a paste of Plaster of Paris (POP) is
applied over the bandage on a fractured bone. It becomes hard on
drying, to keep the fractured bone immobilized. Can the change
in POP be reversed?
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Answered by
6
Answer:
No, the change in plaster of Paris cannot be reversed. When water is added to POP, it undergoes a chemical change.
Answered by
7
Answer: No, the change in plaster of Paris cannot be reversed.
Explanation: because when water is added to POP, it undergoes a chemical change. Its composition changes and is converted into another substance. Since it is a chemical change, so it cannot be reversed.
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