What is the boiling point in c of each of the solutions, Ask an Expert

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What is the boiling point (in ?C) of each of the solutions below? For water, Kb = 0.51(?C ? kg)/mol. The vapor pressure of water at 45.0?C is 71.93mm Hg.

A solution of 10.5g of urea (CH4N2O) in 138g of water at 45C. Use 5 significant figures.

A solution of 12.0g of LiCl in 138g of water at 45.0?C, assuming complete dissociation.

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