Home
Class 12
CHEMISTRY
[" If "Delta G=-177" Kalfor "quad " (1) ...

[" If "Delta G=-177" Kalfor "quad " (1) "2" Fe(s) "+(3)/(2)O_(2)(g)longrightarrow Fe_(2)O_(3)(s)],[" and "Delta G=-19K" cal for "quad (2)4Fe_(2)O_(3)(s)+Fe(s)rarr3Fe_(3)O_(4)(s)],[" What is the Gibbs free enrgy offornation of "Fe_(3)(s)" ? "],[[" (A) "+229.6kcal" mol "," (B) "-242.3" keal mol "," (C) "-727" keal "1" mol "," (D) "-229.6" keal mol "]]

Promotional Banner

Similar Questions

Explore conceptually related problems

If DeltaG = -177 K cal for " "(1)2Fe(s)+(3)/(2)O_(2)(g) rarr Fe_(2)O_(3)(s) and DeltaG =- 19 K cal for " "(2)4Fe_(2)O_(3)(s)+ Fe(s) rarr 3Fe_(3)O_(4)(s) What is the Gibbs free energy of formation fo Fe_(3)O_(4)(s) ?

If DeltaG = - 177 K cal for (1) 2 Fe(s) + (3)/(2)O_(2)(g) rarr Fe_(2)O_(3)(s) and DeltaG = - 19 K cal for (2) 4 Fe_(2)O_(3)(s) + Fe(s) rarr 3 Fe_(3)O_(4) (s) What is the Gibbs free energy of formation of Fe_(3)O_(4) ?

If DeltaG=-177 kcal for " "(1)2Fe(s)+(3)/(2)O_(2)toFe_(2)O_(3)(s) and DeltaG=-19 k cal for " "(2)4FeO_(3)(s)+Fe(s)to3Fe_(3)O_(4)(s) What is the Gibbs free energy of formation of Fe_(3)O_(4) ?

The enthalpy change for the reaction is 1650 kJ . 2 Fe_2 O_3(s) rarr 4 Fe(s)+3 O_2(g) What is the enthalpy of formation of Fe_2 O_3(s) .

Fe_(2)O_(3(s))+2Al_((s))rarr 2Fe_((s))+Al_(2)O_(3(s)) is a/an …………….

The heat of formation of Fe_(2)O_(3) is -824.2 kJ mol^(-1). Delta H for the reaction 2Fe_(2)O_(3)(s)rarr 4Fe(s)+3O_(2)(g) is :

Given: i. 2Fe(s) +(3)/(2)O_(2)(g) rarr Fe_(2)O_(3)(s), DeltaH^(Theta) =- 193.4 kJ ii. Mg(s) +(1)/(2)O_(2)(g) rarr MgO(s), DeltaH^(Theta) =- 140.2kJ What is DeltaH^(Theta) of the reaction? 3Mg +Fe_(2)O_(3)rarr 3MgO +2Fe

Given: i. 2Fe(s) +(3)/(2)O_(2)(g) rarr Fe_(2)O_(3)(s), DeltaH^(Theta) =- 193.4 kJ ii. Mg(s) +(1)/(2)O_(2)(g) rarr MgO(s), DeltaH^(Theta) =- 140.2kJ What is DeltaH^(Theta) of the reaction? 3Mg +Fe_(2)O_(3)rarr 3MgO +2Fe