JEE Main Chemistry question
The following two reactions are known: Fe_2O_3(s)+3CO(g) \rightarrow 2Fe(s)+3CO_2(g); FeO(s)+CO(g) \rightarrow Fe(s)+CO_2(g); The value of for the following reaction, Fe_2O_3(s)+CO(g) \rightarrow 2FeO(s)+CO_2(g) is
Answer: (D)
Solution
Target = (reaction 1) (reverse of reaction 2): .