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What is the molecular weight of Dimethyl sulfoxide?(a) 62(b) 77(c) 70(d) 78This question was addressed to me during a job interview.I want to ask this question from Natural Products topic in division Natural Products of Chemical Technology

Answer»

The correct choice is (d) 78

The BEST explanation: The chemical FORMULA of Dimethyl sulfoxide is (CH3)2·S=O. Hence the molecular WEIGHT of Dimethyl sulfoxide is (1*12+3*1)*2+(1*32)+(1*16)=78.



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