1.

A solution containing 25.6gm of sulphur dissolved in 1000gm of naphthalene gave a freezing point lowering of 0.680, then molecular formula of sulphur is (K_F for naphthalene 6.8K kg "mol"^(-1))

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`S_2`
`S_4`
`S_6`
`S_8`

ANSWER :D


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