20B_HWK8 - crystallize in a heat-insulated vessel. The...

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CHEM 20B Winter 2010 Homework #8 - Due Wednesday, March 3 rd 1. Oxtoby 12.38 2. Oxtoby 12.44 3. Oxtoby 12.68 4. Oxtoby 13.10 5. Oxtoby 13.14 6. Oxtoby 13.22 7. Oxtoby 13.32 8. Oxtoby 13.40 9. The molar enthalpy of fusion of ice at 0 C is 6.02 kJ/mol; the molar heat capacity of supercooled water is 75.3 J/mol K. (a) One mole of supercooled water at –10 C is induced to
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Unformatted text preview: crystallize in a heat-insulated vessel. The result is a mixture of ice and water at 0 C. What fraction of this mixture is ice? (b) What is S for the system? 10. Calculate H and G at 25 C for the reaction: 3 Fe 2 O 3 (s) 2 Fe 3 O 4 (s) + O 2 (g) Which of the two oxides is more stable at 25 C and P O 2 = 1 atm?...
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