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What is the value of Delta s^(@) for th...

What is the value of `Delta s^(@)` for the reaction below?
`Fe_(2)O_(3)(s)+3CO(g)to2Fe(s)+3CO_(2)(g)`

A

`-44.0JxxK^(-1)`

B

`-11.8JxxK^(-1)`

C

`15.5JxxK^(-1)`

D

`42.8JxxK^(-1)`

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The correct Answer is:
c
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The following two reactions are known: Fe_(2)O_(3)(s)+3CO(g)to 2Fe(s)+3CO_(2)(g),DeltaH=-26.8kJ FeO(s)+CO(g) to Fe(s)+CO_(2)(g),DeltaH=-16.5kJ The value of DeltaH for the following reaction Fe_(2)O_(3)+CO(g) to 2FeO(s)+CO_(2)(g) is

The following two reactionas are known FeO_(3)(s)+3CO(g)rarr2Fe(s)+CO_(2)(g) : DeltaH=-26.8KJ FeO(s)+CO(g)rarrFe(s)+CO_(2)(g):DeltaH=-16.5KJ The value of DeltaH for the following reaction Fe_(2)O_(3)(s)+CO(g)rarr2FeO_(2)(s)+CO_(2)(g) is

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The following reaction occurs in the Blast Furnace where ions ore is reduced to iron metal : Fe_(2)O_(3)(s)+3CO(g)hArr 2Fe(l)+3CO_(2)(g) Using the Le Chatelier's principle, predict which one of the following will not disturb the equilibrium?

Fe_(2)O_(2)(s)+(3)/(2)C(s)to(3)/(2)CO_(2)(g)+2Fe(s) DeltaH^(@)=+234.12KJ C(s)+O_(2)(g)toCO_(2)(g) DeltaH^(@)=-393.5KJ Use these equations and DeltaH^(@) value to calculate DeltaH^(@) for this reaction : 4Fe(s)+3O_(2)(g)to2Fe_(2)O_(3)(s)

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