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You Have Learned That Adding Table Salt, NaCl (58 °\degree C/m) Increases the Temperature at Which It Boils

Question 126

Multiple Choice

You have learned that adding table salt, NaCl (58.44 g/mol, 2.16 g/cm3) , to water (Kb = 0.52 °\degree C/m) increases the temperature at which it boils.You decide to try cooking pasta faster at a higher temperature in boiling salty water.What increase in the boiling point do you expect if you add 1 tablespoon (1 tbsp = 14.8 cm3) of salt to one 8 oz cup of water (237 mL) ?


A) 1.0 °\degree C
B) 2.4 °\degree C
C) 28 °\degree C
D) 1.5 °\degree C
E) 3.7 °\degree C

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