# CHEMISTRY

From these two reactions at 298 K,

V2O3(s) + 3CO(g) -> 2V(s) + 3CO2(g); DH° = 369.8 kJ; DS° = 8.3 J/K

V2O5(s) + 2CO(g) -> V2O3(s) + 2CO2(g); DH° = –234.2 kJ; DS° = 0.2 J/K

calculate DG° for the following at 298

K:
2V(s) + 5CO2(g) -> V2O5(s) + 5CO(g)

1. 👍 0
2. 👎 0
3. 👁 87
1. 133.1kJ

1. 👍 0
2. 👎 0
posted by Roxxie

## Similar Questions

1. ### Gen. Chemistry

From these two reactions at 298 K, V2O3(s) + 3CO(g) -> 2V(s) + 3CO2(g); DH° = 369.8 kJ; DS° = 8.3 J/K V2O5(s) + 2CO(g) -> V2O3(s) + 2CO2(g); DH° = –234.2 kJ; DS° = 0.2 J/K calculate DG° for the following at 298 K: 2V(s) +

asked by Anonymous on May 3, 2010
2. ### chemistry

Calculate (delta)Suniv in J/mol-K for the above process at 298.15 K. Again, balance all chemical reactions using the loweset ratio of whole numbers. 1Fe2O3(s) + 3CO(g)--> 2Fe(s) + 3CO2(g) the standard entopy change is 16.4 J/molK

asked by Anonymous on October 2, 2009
3. ### chemistry

Given the following reactions Fe2O3(s) + 3CO (s) → 2Fe (s) + 3CO2(g)ΔH =-28.0 kJ 3Fe (s) + 4CO2(s) → 4CO (g) +Fe3O4(s) ΔH = +12.5 kJ the enthalpy of the reaction of Fe2O3 with CO 3Fe2O3(s) + CO (g) → CO2(g) + 2Fe3O4(s) is

asked by Anonymous on November 2, 2014
4. ### Chemistry

Iron(III) oxide can be reduced by carbon monoxide. Fe2O3(s) + 3CO(g) 2Fe(s) + 3CO2(g) Use the following thermodynamic data at 298 K to determine the equilibrium constant at this temperature. Substance: Fe2O3(s) CO(g) Fe(s) CO2(g)

asked by Bea on March 31, 2011
5. ### Chemistry

In the recovery of iron from iron ore, the reduction of the ore is actually accomplished by reactions involving carbon monoxide. Use the following thermochemical equations, Fe2O2(s) + 3CO(g) ---> 2Fe(s) +3CO2(g) ΔH° = -28kJ

asked by Lenny on March 24, 2015
6. ### chemistry

for Fe + V2O3 -----> Fe2O3 + VO write the two half reactions and calculate voltage

asked by Anna on May 12, 2010
7. ### chemistry

Given: *Fe2O3(s)+3CO(s)-->2Fe(s)+3CO2(g)(delta h is -23kJ) *3Fe2O3(s)+CO(g)-->2Fe3O4(s)+CO2(g)(delta h is -39kJ) *Fe3O4(s)+CO(g)-->3FeO(s)+CO2 (delta h is 18kJ) Desired:FeO(s)+CO(g)-->Fe(s)+CO2(g) find delta h for the desired

asked by tanisha on March 26, 2008
8. ### Chemistry

One of the reactions that occurs in a blast furnace, in which iron ore is converted to cast iron, is Fe2O3 + 3CO → 2Fe + 3CO2 Suppose that 1.59 × 103 kg of Fe is obtained from a 2.54 × 103 kg sample of Fe2O3. Assuming that the

asked by Helga on September 9, 2015
9. ### Thermochemistry

3CO(g)+ Fe2O3(s) --> 2Fe(s) + 3CO2(g) + 24.7 kJ. How much heat is released when 56 grams of CO react?

asked by Hannah on December 14, 2010
10. ### Chemistry

Which element is oxidized in this reaction? Fe2O3+ 3CO-(arrow)2Fe+3CO2

asked by Rose on October 5, 2009

More Similar Questions