Question:
A certain substance X condenses at a temperature of 149.3
Last updated: 8/5/2022
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A certain substance X condenses at a temperature of 149.3 °C. But if a 200. g sample of X is prepared with 7.75 g of urea ((NH2)2CO) dissolved in it, the sample is found to have a condensation point of 150.1 °C instead. Calculate the molal boiling point elevation constant Kb of X. Round your answer to 1 significant digit.