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Q.

For the reaction:Fe2S3→FeSO4+SO2The equivalent mass of Fe2S3, is (M is the mol. wt. of Fe2S3)

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a

M4

b

M16

c

M22

d

M20

answer is D.

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Detailed Solution

Fe2S3+5O2→2FeSO4+SO25×32 g O combines with M g Fe2S38gO combines with M5×32×8=M20 g Fe2S3

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