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Choose the correct criterion of spontaneity in terms of the properties...

This question belongs to Engineering Chemistry Chemical Thermodynamics
Chemical Thermodynamics
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Choose the correct criterion of spontaneity in terms of the properties of the system alone.

Answer & Solution
Correct Answer: Option A
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For the reaction, N2(g) + 3H2(g) → 2NH3(g)
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S°(J/K/mol)		 NH3(g)
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191.5		 H2(g)
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