# Consider the reaction

Anonymous

Question description

Consider the reaction

3 Fe2O3(s) + H2(g) 2 Fe3O4(s) + H2O(g)

Using the standard thermodynamic data in the tables linked above, calculate the equilibrium constant for this reaction at 298.15K.

The table is below. I need a correct answer

Aluminum ΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Aluminum ΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)

Al (s)

0

0

28.3

AlCl3 (s)

-704.2

-628.8

110.7

Al2O3 (s)

-1675.7

-1582.3

50.9

Al(OH)3 (s)

-1277.0

BariumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
BariumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Ba (s)

0

0

67.0

BaCl2 (s)

-858.6

-810.4

123.7

BaCO3 (s)

-1219.0

-1139.0

112.0

BaO (s)

-553.5

-525.1

70.4

Ba(OH)2 (s)

-946.0

BaSO4 (s)

-1473.2

-1362.2

132.2

BerylliumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
BerylliumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Be (s)

0

0

9.5

BeO (s)

-599.0

-569.0

14.0

Be(OH)2 (s)

-902.5

-815.0

51.9

BromineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
BromineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Br (g)

111.9

82.4

175.0

Br2 (l)

0

0

152.2

Br2 (g)

30.9

3.1

245.5

Br2 (aq)

-3.0

4.0

130.0

Br- (aq)

-121.0

-106.9

82.0

BrF3 (g)

-255.6

-229.4

292.5

HBr (g)

-36.3

-53.5

198.7

Cd (s)

0

0

52.0

CdO (s)

-258.0

-228.0

55.0

Cd(OH)2 (s)

-561.0

-474.0

96.0

CdS (s)

-162.0

-156.0

65.0

CdSO4 (s)

-935.0

-823.0

123.0

CalciumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
CalciumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Ca (s)

0

0

41.4

Ca (g)

178.2

144.3

158.9

Ca2+ (g)

1925.9

CaC2 (s)

-59.8

-64.9

70.0

CaCO3 (s, calcite)

-1206.9

-1128.8

92.9

CaCl2 (s)

-795.8

-748.1

104.6

CaF2 (s)

-1219.6

-1167.3

68.9

CaH2 (s)

-186.2

-147.2

42.0

CaO (s)

-635.1

-604.0

39.8

CaS (s)

-482.4

-477.4

56.5

Ca(OH)2 (s)

-986.1

-898.5

83.4

Ca(OH)2 (aq)

-1002.8

-868.1

-74.5

Ca3(PO4)2 (s)

-4126.0

-3890.0

241.0

CaSO4 (s)

-1434.1

-1321.8

106.7

CaSiO3 (s)

-1630.0

-1550.0

84.0

CarbonΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
CarbonΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
C (s, graphite)

0

0

5.7

C (s, diamond)

1.9

2.9

2.4

C (g)

716.7

671.3

158.1

CCl4 (l)

-135.4

-65.2

216.4

CCl4 (g)

-102.9

-60.6

309.9

CHCl3 (l)

-134.5

-73.7

201.7

CHCl3 (g)

-103.1

-70.3

295.7

CH4 (g)

-74.8

-50.7

186.3

CH3OH (g)

-200.7

-162.0

239.8

CH3OH (l)

-238.7

-166.3

126.8

H2CO (g)

-116.0

-110.0

219.0

HCOOH (g)

-363.0

-351.0

249.0

HCN (g)

135.1

125.0

202.0

C2H2 (g)

226.7

209.2

200.9

C2H4 (g)

52.3

68.2

219.6

CH3CHO (g, acetaldehyde)

-166.0

-129.0

250.0

C2H4O (g, ethylene oxide)

-53.0

-13.0

242.0

CH3CH2OH (l)

-277.7

-174.8

160.7

CH3CH2OH (g)

-235.1

-168.5

282.7

CH3COOH (l)

-484.0

-389.0

160.0

C2H6 (g)

-84.7

-32.8

229.6

C3H6 (g)

20.9

62.7

266.9

C3H8 (g)

-103.8

-23.5

269.9

CH2=CHCN (l)

152.0

190.0

274.0

C6H6 (l)

49.0

124.5

172.8

C6H12O6 (s)

-1275.0

-911.0

212.0

CO (g)

-110.5

-137.2

197.7

CO2 (g)

-393.5

-394.4

213.7

CS2 (g)

117.4

67.1

237.8

COCl2 (g)

-218.8

-204.6

283.5

ChlorineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
ChlorineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Cl (g)

121.7

105.7

165.2

Cl2 (g)

0

0

223.1

Cl2 (aq)

-23.0

7.0

121.0

Cl- (aq)

-167.0

-131.0

57.0

Cl- (g)

-233.1

HCl (g)

-92.3

-95.3

186.9

HCl (aq)

-167.2

-131.2

56.5

ChromiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
ChromiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Cr (s)

0

0

23.8

Cr2O3 (s)

-1139.7

-1058.1

81.2

CrO3 (s)

-579.0

-502.0

72.0

CrCl3 (s)

-556.5

-486.1

123.0

CopperΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
CopperΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Cu (s)

0

0

33.2

CuCl2 (s)

-220.1

-175.7

108.1

CuCO3 (s)

-595.0

-518.0

88.0

Cu2O (s)

-170.0

-148.0

93.0

CuO (s)

-157.3

-129.7

42.6

Cu(OH)2 (s)

-450.0

-372.0

108.0

CuS (s)

-49.0

-49.0

67.0

FluorineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
FluorineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
F2 (g)

0

0

202.8

F (g)

79.0

61.9

158.8

F- (g)

-255.4

F- (aq)

-332.6

-278.8

-13.8

HF (g)

-271.1

-273.2

173.8

HF (aq)

-332.6

-278.8

88.7

HydrogenΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
HydrogenΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
H2 (g)

0

0

130.7

H (g)

218.0

203.2

114.7

H+ (g)

1536.2

H+ (aq)

0

OH- (aq)

-230.0

-157.0

-11.0

H2O (l)

-285.8

-237.1

69.9

H2O (g)

-241.8

-228.6

188.8

H2O2 (l)

-187.8

-120.4

109.6

IodineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
IodineΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
I2 (s)

0

0

116.1

I2 (g)

62.4

19.3

260.7

I2 (aq)

23.0

16.0

137

I (g)

106.8

70.3

180.8

I- (g)

-197.0

I- (aq)

-55.0

-52.0

106.0

ICl (g)

17.8

-5.5

247.6

IronΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
IronΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Fe (s)

0

0

27.8

Fe3C (s)

21.0

15.0

108.0

FeCl2 (s)

-341.8

-302.3

118.0

FeCl3 (s)

-399.5

-333.9

142.3

Fe0.95O (s) (wustite)

-264.0

-240.0

59.0

FeO (s)

-272.0

Fe3O4 (s, magnetite)

-1118.4

-1015.4

146.4

Fe2O3 (s, hematite)

-824.2

-742.2

87.4

FeS (s)

-95.0

-97.0

67.0

FeS2 (s, pyrite)

-178.2

-166.9

52.9

FeSO4 (s)

-929.0

-825.0

121.0

Fe(CO)5 (l)

-774.0

-705.3

338.1

Pb (s)

0

0

64.8

PbCl2 (s)

-359.4

-314.1

136.0

PbO (s, yellow)

-217.3

-187.9

68.7

PbO2 (s)

-277.0

-217.0

69.0

PbS (s)

-100.4

-98.7

91.2

PbSO4 (s)

-920.0

-813.0

149.0

MagnesiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
MagnesiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Mg (s)

0

0

32.7

MgCl2 (s)

-641.3

-591.8

89.6

MgCO3 (s)

-1095.8

-1012.1

65.7

MgO (s)

-601.7

-569.4

26.9

Mg(OH)2 (s)

-924.5

-833.5

63.2

MgS (s)

-346.0

-341.8

50.3

ManganeseΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
ManganeseΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Mn (s)

0

0

32.0

MnO (s)

-385.0

-363.0

60.0

Mn3O4 (s)

-1387.0

-1280.0

149.0

Mn2O3 (s)

-971.0

-893.0

110.0

MnO2 (s)

-521.0

-466.0

53.0

MnO4- (aq)

-543.0

-449.0

190.0

MercuryΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
MercuryΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Hg (l)

0

0

75.9

HgCl2 (s)

-224.3

-178.6

146.0

Hg2Cl2(s)

-265.4

-210.7

191.7

HgO (s, red)

-90.8

-58.5

70.3

HgS (s, red)

-58.2

-50.6

82.4

NickelΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
NickelΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Ni (s)

0

0

29.9

NiCl2 (s)

-305.3

-259.0

97.7

NiO (s)

-239.7

-211.7

38.0

Ni(OH)2 (s)

-538.0

-453.0

79.0

NiS (s)

-93.0

-90.0

53.0

NitrogenΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
NitrogenΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
N2 (g)

0

0

191.6

N (g)

472.7

455.6

153.3

NH3 (g)

-46.1

-16.5

192.5

NH3 (aq)

-80.0

-27.0

111.0

NH4+ (aq)

-132.0

-79.0

113.0

NO (g)

90.3

86.6

210.8

NOCl (g)

51.7

66.1

261.8

NO2 (g)

33.2

51.3

240.1

N2O (g)

82.1

104.2

219.9

N2O4 (g)

9.2

97.9

304.3

N2O4 (l)

-20.0

97.0

209.0

N2O5 (s)

-42.0

134.0

178.0

N2H4 (l)

50.6

149.3

121.2

N2H3CH3 (l)

54.0

180.0

166.0

HNO3 (aq)

-207.4

-111.3

146.4

HNO3 (l)

-174.1

-80.7

155.6

HNO3 (g)

-135.1

-74.7

266.4

NH4ClO4 (s)

-295.0

-89.0

186.0

NH4Cl (s)

-314.4

-202.9

94.6

NH4Cl (aq)

-299.7

-210.5

169.9

NH4NO3 (s)

-365.6

-183.9

151.1

NH4NO3 (aq)

-339.9

-190.6

259.8

OxygenΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
OxygenΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
O2 (g)

0

0

205.1

O (g)

249.2

231.7

161.1

O3 (g)

142.7

163.2

238.9

PhosphorusΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
PhosphorusΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
P (s, white)

0

0

164.4

P (s, red)

-70.4

-48.4

91.2

P (s, black)

-39.0

-33.0

23.0

P (g)

314.6

278.3

163.2

P4 (s, white)

0

0

41.1

P4 (s, red)

-17.6

-12.1

22.8

P4 (g)

59.0

24.0

280.0

PF5 (g)

-1578.0

-1509.0

296.0

PH3 (g)

5.4

13.4

210.2

PCl3 (g)

-287.0

-267.8

311.8

H3PO4 (l)

-1279.0

-1119.1

110.5

H3PO4 (aq)

-1288.0

-1143.0

158.0

P4O10 (s)

-2984.0

-2697.7

228.9

PotassiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
PotassiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
K (s)

0

0

64.2

KCl (s)

-436.7

-409.1

82.6

KClO3 (s)

-397.7

-296.3

143.1

KClO4 (s)

-433.0

-304.0

151.0

KI (s)

-327.9

-324.9

106.3

K2O (s)

-361.0

-322.0

98.0

K2O2 (s)

-496.0

-430.0

113.0

KO2 (s)

-283.0

-238.0

117.0

KOH (s)

-424.8

-379.1

78.9

KOH (aq)

-482.4

-440.5

91.6

SiliconΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
SiliconΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Si (s)

0

0

18.3

SiBr4 (l)

-457.3

-443.9

277.8

SiC (s)

-65.3

-62.8

16.6

SiCl4 (g)

-657.0

-617.0

330.7

SiH4 (g)

34.3

56.9

204.6

SiF4 (g)

-1614.9

-1572.7

282.5

SiO2 (s, quartz)

-910.9

-856.6

41.8

SilverΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
SilverΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Ag (s)

0

0

42.6

Ag+ (aq)

105.0

77.0

73.0

AgBr (s)

-100.0

-97.0

107.0

AgCN (s)

146.0

164.0

84.0

AgCl (s)

-127.1

-109.8

96.2

Ag2CrO4 (s)

-712.0

-622.0

217.0

AgI (s)

-62.0

-66.0

115.0

Ag2O (s)

-31.1

-11.2

121.3

AgNO3 (s)

-124.4

-33.4

140.9

Ag2S (s)

-32.0

-40.0

146.0

SodiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
SodiumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Na (s)

0

0

51.2

Na (g)

107.3

76.8

153.7

Na+ (g)

609.4

Na+ (aq)

-240.0

-262.0

59.0

NaBr (s)

-361.0

-349.0

86.8

Na2CO3 (s)

-1130.7

-1044.4

135.0

NaHCO3 (s)

-948.0

-852.0

102.0

NaCl (s)

-411.2

-384.1

72.1

NaCl (g)

-176.7

-196.7

229.8

NaCl (aq)

-407.3

-393.1

115.5

NaH (s)

-56.0

-33.0

40.0

NaI (s)

-288.0

-282.0

91.0

NaNO2 (s)

-359.0

NaNO3 (s)

-467.0

-366.0

116.0

Na2O (s)

-416.0

-377.0

73.0

Na2O2 (s)

-515.0

-451.0

95.0

NaOH (s)

-425.6

-379.5

64.5

NaOH (aq)

-470.1

-419.2

48.1

SulfurΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
SulfurΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
S (s, rhombic)

0

0

31.8

S (s, monoclinic)

0.3

0.1

33.0

S (g)

278.8

238.3

167.8

S2- (aq)

33.0

86.0

-15.0

S8 (g)

102.0

50.0

431.0

S2Cl2 (g)

-18.4

-31.8

331.5

SF6 (g)

-1209.0

-1105.3

291.8

H2S (g)

-20.6

-33.6

205.8

SO2 (g)

-296.8

-300.2

248.2

SO3 (g)

-395.7

-371.1

256.8

SOCl2 (g)

-212.5

-198.3

309.8

SO42- (aq)

-909.0

-745.0

20.0

H2SO4 (l)

-814.0

-690.0

156.9

H2SO4 (aq)

-909.3

-744.5

20.1

TinΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
TinΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Sn (s, white)

0

0

51.6

Sn (s, gray)

-2.1

0.1

44.1

SnCl4 (l)

-511.3

-440.1

258.6

SnCl4 (g)

-471.5

-432.2

365.8

SnO (s)

-285.0

-257.0

56.0

SnO2 (s)

-580.7

-519.6

52.3

Sn(OH)2 (s)

-561.0

-492.0

155.0

TitaniumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
TitaniumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Ti (s)

0

0

30.6

TiCl4 (l)

-804.2

-737.2

252.3

TiCl4 (g)

-763.2

-726.7

354.9

TiO2 (s)

-939.7

-884.5

49.9

UraniumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
UraniumΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
U (s)

0

0

50.0

UF6 (s)

-2137.0

-2008.0

228.0

UF6 (g)

-2113.0

-2029.0

380.0

UO2 (s)

-1084.0

-1029.0

78.0

U3O8 (s)

-3575.0

-3393.0

282.0

UO3 (s)

-1230.0

-1150.0

99.0

XenonΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
XenonΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Xe (g)

0

0

170.0

XeF2 (g)

-108.0

-48.0

254.0

XeF4 (s)

-251.0

-121.0

146.0

XeF6 (g)

-294.0

XeO3 (s)

402.0

ZincΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
ZincΔHof (kJ/mol)ΔGof (kJ/mol)So (J/mol K)
Zn (s)

0

0

41.6

ZnCl2 (s)

-415.1

-369.4

111.5

ZnO (s)

-348.3

-318.3

43.6

Zn(OH)2 (s)

-642.0

ZnS (s, wurtzite)

-193.0

ZnS (s, zinc blende)

-206.0

-201.3

57.7

ZnSO4 (s)

-983.0

-874.0

120.0

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