Homework Help: Chemistry

Posted by flame on Sunday, January 27, 2013 at 2:59pm.

In a mountainous location, the boiling point of pure water is found to be 95°C. How many grams of sodium chloride must be added to 9 kg of water to bring the boiling point back to 101°C? Assume that i = 2.

Chemistry - DrBob222, Sunday, January 27, 2013 at 3:30pm
delta T = i*Kb*m
Substitute and solve for m

m = mols/Kg solvent
Substitute and solve for mols

mol = grams/molar mass. Substitute and solve for grams.

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