Polyvinyl alcohol is used as a___________________?
Correct answer: B. Water soluble adhesive
- A. Cation/anion exchanger
- B. Water soluble adhesive
- C. Textile fibre
- D. Non-sticky coating on frying pans
Explanation
Polyvinyl alcohol contains many hydroxyl groups, making it water-soluble and useful as a water-soluble adhesive. It is also related to textile applications, but that use usually involves modified or regenerated forms rather than ordinary PVA.
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