Which of the following transformations represent an increase in the entropy of the system. Choose all that apply 12 g Ni (liquid, 1.726×10³K)— →12 g Ni (solid, 1.726x10³K) 3 mol H₂ (7.57 L, 207K)¯ →3 mol H₂ (15.1 L, 207K) 2 mol He (0.901 atm, 455K) 18 g C₂H5OH (liquid, 169K)¯ 18 g C₂H-OH (liquid. 352K) →2 mol He (0.901 atm, 227K) →18 g C₂H5OH (liquid, 342K) 18 g C₂H-OH (gas, 352K)
Which of the following transformations represent an increase in the entropy of the system. Choose all that apply 12 g Ni (liquid, 1.726×10³K)— →12 g Ni (solid, 1.726x10³K) 3 mol H₂ (7.57 L, 207K)¯ →3 mol H₂ (15.1 L, 207K) 2 mol He (0.901 atm, 455K) 18 g C₂H5OH (liquid, 169K)¯ 18 g C₂H-OH (liquid. 352K) →2 mol He (0.901 atm, 227K) →18 g C₂H5OH (liquid, 342K) 18 g C₂H-OH (gas, 352K)
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Chapter18: Thermodynamics And Equilibrium
Section: Chapter Questions
Problem 18.20QP: Given the following information at 25C, calculate G at 25C for the reaction 2A(g)+B(g)3C(g)...
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Transcribed Image Text:Which of the following transformations represent an increase in the entropy of the system.
Choose all that apply
12 g Ni (liquid, 1.726×10³K)—12 g Ni (solid, 1.726x10³K)
3 mol H₂ (7.57 L, 207K)- →3 mol H₂ (15.1 L, 207K)
2 mol He (0.901 atm, 455K)
18 g C₂H5OH (liquid, 169K)-
18 g C₂H5OH (liquid, 352K)-
2 mol He (0.901 atm, 227K)
→18 g C₂H5OH (liquid, 342K)
→18 g C₂H5OH (gas, 352K)
Transcribed Image Text:Hint: No calculations are required.
For the reaction
6C0₂(g) + 6H₂0(1)→→C6H₁2O6 + 60₂(g)
AH° = 2.80×10³ kJ and AS° = -259 J/K
At standard conditions, this reaction would be product favored
at relatively high temperatures.
O at no temperature.
at all temperatures.
Oat relatively low temperatures.
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