1. As always… OWL Lon-Capa assignments Lecture videos Textbook Read
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2. Clicker Question
Given the following data, determine the boiling point of methanol (CH3OH).
Hf (kJ/mol) S (J/Kmol)
CH3OH(g)
CH3OH(l)
a) 63 K
b) 63C
c) 336C
d) 1198 K
e) None of these

3. Clicker Question
The molar enthalpy of fusion of water is 6.02 kJ at 0°C. If S° of ice is 41.3 J/molK at 0°C determine S° of liquid water at 0°C.
a) 19.2 J/molK d) 61.5 J/molK
b) 21.1 J/molK e) 63.4 J/molK
c) 22.1 J/molK

4. OWL Question 3 (#34 Chapter 10)
Calculate the change in entropy that occurs when g of ice at –10.0°C is placed in g of water at 100.0°C in a perfectly insulated vessel.
Assume that the molar heat capacities for and are 37.5 J/Kmol and 75.3 J/Kmol , respectively, and the molar enthalpy of fusion for ice is 6.01 kJ/mol.