a) For the reaction Fe 3 O 4 (s) 4 H 2 (g) 3 Fe(s) 4 H 2 O(g) H 151 kJ and S 169 J K G for this reaction would be negative at temperatures (above, below) K b) For the reaction 2 Fe(s) 3 Cl 2 (g) 2 FeCl 3 (s) H 799 kJ and S 440 J K G would be negative at temperatures (above, below) K c) For the reaction 2 BrF 3 (g) Br 2 (g) 3 F 2 (g) H 542 kJ and S 269 J K G would be negative at temperatures (above, below) K

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Question: a) For the reaction Fe 3 O 4 (s) + 4 H 2 (g) 3 Fe(s) + 4 H 2 O(g) H = 151 kJ

a) For the reaction Fe₃O₄(s) + 4H₂(g)3Fe(s) + 4H₂O(g) H = 151 kJ and S = 169 J/K G for this reaction would be negative at temperatures (above, below) _ K.

b) For the reaction 2Fe(s) + 3Cl₂(g)2FeCl₃(s) H = -799 kJ and S = -440 J/K G would be negative at temperatures (above, below)_ K.

c) For the reaction 2BrF₃(g)Br₂(g) + 3F₂(g) H = 542 kJ and S = 269 J/K G would be negative at temperatures (above, below) _ K.

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