Alex Billow: Writer Kyle Nackers: Fact Checker Alexis Dahl: Script Editor Savannah Geary: Editor, Associate Producer Sarah Suta: Producer Caitlin Hofmeister: Executive Producer Hank Green: Executive Producer, Host Source: www.chem.fsu.edu/chemlab/chm1046course/colligative.html Calculations: Package directions call for 2 tsp salt in 4 qt water 4 qt water ≅ 3.79 L = 3.79 kg 2 tsp salt ≅ 11.84 g ≅ 0.2 mol Boiling point elevation: ΔT = iKbm ΔT = change in temperature (℃) i = dissociation constant = 2 Kb = boiling point elevation constant = 0.512 ℃/m m = molality of solute (mol solute / kg solvent) 0.2 mol NaCl / 3.79 kg H2O = 0.05 ΔT = 2 * 0.512 * 0.05 = 0.05 ℃

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