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Vulcanized BUNA – N is resistant to _________(a) High temperatures(b) Low temperature(c) Oils(d) AcidsThis question was posed to me by my college director while I was bunking the class.This interesting question is from Synthetic Rubber in portion High Polymers and Plastics of Applied Chemistry |
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Answer» CORRECT CHOICE is (a) High TEMPERATURES To elaborate: Vulcanised BUNA – N is RESISTANT to the high temperatures. The normal BUNA – N is resistant to the acids, salts, heat and oils. |
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