12. Rank the entropies of the following materials in an increasing order (all at one mole and 1bar): liquid Ag at 2435 K, vapor Ag at 2435 K, solid Ag at 0 K, solid Ag at 298 K, solid Ag at 1234 K, and liquid Ag at 1234 K .

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Question 12
11. Rank the entropies of the following systems in an increasing order (all at 1 mol and 1 bar): water at 0 °C, ice at 0 K, water vapor at 100 °C, ice at 0 °C, and water at 100 °C.

12. Rank the entropies of the following materials in an increasing order (all at one mole and 1 bar): liquid Ag at 2435 K, vapor Ag at 2435 K, solid Ag at 0 K, solid Ag at 298 K, solid Ag at 1234 K, and liquid Ag at 1234 K.

13. The Helmholtz free energy of a pure substance at constant volume always decreases with temperature, true or false?
Transcribed Image Text:11. Rank the entropies of the following systems in an increasing order (all at 1 mol and 1 bar): water at 0 °C, ice at 0 K, water vapor at 100 °C, ice at 0 °C, and water at 100 °C. 12. Rank the entropies of the following materials in an increasing order (all at one mole and 1 bar): liquid Ag at 2435 K, vapor Ag at 2435 K, solid Ag at 0 K, solid Ag at 298 K, solid Ag at 1234 K, and liquid Ag at 1234 K. 13. The Helmholtz free energy of a pure substance at constant volume always decreases with temperature, true or false?
Expert Solution
Step 1

Sol 12)   we know that, Entropy varies such that:

  • for Gaseous state or vapor phase is maximum. And entropy for solid phase is minimum. 
  • Entropy increases with increase in temperature. 
  • Entropy at absolute temp (0K) is zero. 

 

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