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A solution containing 12.5 g of non-electrolyte substance in 175 g of water gave a boiling point elevation of 0.70 K.

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A solution containing 12.5 g of non-electrolyte substance in 175 g of water gave a boiling point elevation of 0.70 K. Calculate the molar mass of the substance. (Elevation constant for water Kb = 52 K kg mol-1) 

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∆Tb = Kb × molality 

Msolute = 53.06 g mol-1 

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