The boiling point of a solution of 0.105 gm of a substance in 15.84 gram of ether was found to be 100°C higher than that of pure ether. What is the molecular weight of the substance [Molecular elevation constant of ether per 100 g = 21.6]

144.50

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143.18

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140.28

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146.66

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Solution

The correct option is B
143.18

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Similar questions

The boiling point of a solution of 0.105 gm of a substance in 15.84 gram of ether was found to be 100°C higher than that of pure ether. What is the molecular weight of the substance [Molecular elevation constant of ether per 100 g = 21.6]

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{0.1}^{o} C

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Q. A solution of

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{0.42}^{o} C

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2.67 K . k g . m o l^{- 1}

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{0.284}^{\circ} C

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The boiling point of a solution of 0.105 gm of a substance in 15.84 gram of ether was found to be 100°C higher than that of pure ether. What is the molecular weight of the substance [Molecular elevation constant of ether per 100 g = 21.6]

The correct option is B 143.18

The correct option is B
143.18