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find out Gibbs free energy and determine the type of thermodynamic reaction.

N2(g) + 3H2(g) ←→ 2NH3(g) + 43 kcal/mol

ΔS = -740 kcal/mol.k

At 25°, conclude the ΔG and describe spontaneity of the reaction and what type of thermodynamic reaction is shown.

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