Electrochemistry mains online 2018: Q . 38 G i v e n i 2 F e 2 O 3 s → 4 F e s + 3 O 2 g ; △ r G ° = + 1487 . 0 k J m o l - 1 i i 2 C O g + O 2 g → 2 C O 2 g ; △ r G ° = + 1 - 514 . 4 k J m o l - 1 F r e e e n e r g y c h a n e , △ r G ° f o r t h e r e a c t i o n 2 F e 2 O 3 s + 6 C O g → 4 F e s + 6 C O 2 g w i l l b e : O p t i o n s 1 . - 112 . 4 k J m o l - 1 2 . - 56 . 2 k J m o l - 1 3 . - 208 . 0 k J m o l - 1 4 . - 168 . 2 k J m o l - 1 Share with your friends Share 0 Chat_4 answered this 0 View Full Answer