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What is the molecular weight of vinyl chloride?

(a) 63

(b) 62.5

(c) 64

(d) 63.5

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Correct option is (b) 62.5

Easy explanation: Chemical formula of vinyl chloride is CH2=CHCl. It contains 2 carbon atoms, 3 hydrogen atoms, and 1 chlorine atom with 12, 1, and 35.5 as their atomic weights respectively. Hence the molecular weight is 12*2+3*1+35.5*1=62.5.

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