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A) 1 mole of F2(g) ; 1 mole of Cl2(g)
B) 1 mole of I2(s) ; 1 mole of I2(g)
C) 1 mole of CaCO3(s) ; 1 mole of CaO(s) plus 1 mole of CO2(g)
D) 1 mole of H2(g) at 25°C; 1 mole of H2(g) at 50°C
E) 1 mole of O3(g) ; 1 mole of O2(g)
F) A) and B)
G) A) and E)
G) A) and E)
Correct Answer
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Correct Answer
verified
A) The enthalpy of the universe is constantly increasing.
B) The entropy of the universe is constant.
C) The entropy of an element in its standard state at 25°C is zero.
D) Every spontaneous process is accompanied by an increase in total entropy.
E) Every spontaneous process is accompanied by a decrease in the enthalpy of the system.
F) A) and C)
G) B) and D)
G) B) and D)
Correct Answer
verified
Correct Answer
verified
A) True
B) False
B) False
Correct Answer
verified
Correct Answer
verified
A) True
B) False
B) False
Correct Answer
verified
Correct Answer
verified
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