For a particular reaction, ΔH°sys = 40 kJ and ΔS°sys = 50 J/K. Under what temperature parameters is the reaction spontaneous?
a. When T < 10 K.
b. When T > 800 K.
c. At temperatures between 10 K and 800 K.
d. The reaction is spontaneous at all temperatures.
e. The reaction is not spontaneous at any temperature.
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