ДН; AG (kj/mol) (ki/mol) G/mol-K) S* ДНЯ (kj/mol) AG Substance 209.2 Substance (i/mol-K) 226.77 200.8 (ki/mol) C2H2(8) Aluminum 52.30 68.11 219.4 C2H4(8) -32.89 Al(s) 28.32 -84.68 229.5 AICI3(s) C2H6(8) -23.47 109.3 103.85 -705.6 -630.0 269.9 Al,O3(s) C3H3(8) -15.71 51.00 - 124.73 - 1669.8 -1576.5 C,H10(8) 310.0 - 147.6 -15.0 Barium C,H10(1) 231.0 82.9 129.7 Ba(s) 63.2 C,H6(8) 269.2 ВаСОз(s) 49.0 124.5 - 1137.6 112.1 172.8 -1216.3 C,H.(1) BaO(s) 70.42 -201.2 -161.9 237.6 -553.5 -525.1 CH;OH(g) -238.6 -166.23 Beryllium CH3OH(I) 126.8 -235.1 - 168.5 Be(s) 9.44 CЭH-ОН(3) 282.7 0. -277.7 -174.76 BeO(s) -608.4 -579.1 13.77 CЭH,ОН() 160.7 - 1273.02 -910.4 Be(OH)2(s) -905.8 50.21 C,H12O6(s) 212.1 -817.9 -110.5 - 137.2 197.9 Bromine CO(8) -393.5 -394.4 213.6 Br(g) CO2(8) 111.8 82.38 174.9 -487.0 -392.4 159.8 Br (aq) CH;COOH(1) -120.9 - 102.8 80.71 Br2(8) 30.71 3.14 245.3 Cesium Br2(1) 0. 0. 152.3 Cs(g) 76.50 49.53 175.6 HBr(g) -36.23 -53.22 198.49 Cs(1) 2.09 0.03 92.07 Cs(s) 0. 0. 85.15 Calcium 154.8 CSC1(s) -442.8 -414.4 101.2 Ca(g) 179.3 145.5 Ca(s) 0. 41.4 Chlorine CACO3(s, calcite) -1207.1 -1128.76 92.88 121.7 105.7 165.2 CI(g) CaCl2(s) -795.8 -748.1 104.6 CI(aq) -167.2 -131.2 56.5 CaF2(s) -1219.6 -1167.3 68.87 GT:TO_RY Cl2(8) 0. 222.96 CaO(s) -635.5 -604.17 39.75 56.5 HCl(aq) -167.2 -131.2 Ca(OH)2(s) -986.2 -898.5 83.4 HCI8) 186.69 -92.30 -95.27 CaSO (s) -1434.0 -1321.8 106.7 Chromium Carbon Cr(g) 397.5 352.6 174.2 C(8) 718.4 672.9 158.0 23.6 Cr(s) 0. 0. C(s, diamond) C(s, graphite) 1.88 2.84 2.43 81.2 Cr,O3(s) -1139.7 -1058.1 0. 0. 5.69 CCI4(8) -106.7 -64.0 309.4 Cobalt 179 CCL,(1) -139.3 -68.6 214.4 Co(g) 439 393 28.4 CFA(8) -679.9 -635.1 262.3 Co(s) 0. CH4(8) -74.8 -50.8 186.3 88 thalpy change for each of the following reactions: →2 SO3(g) pletely 5.73 Using values from Appendix C, calculate the standard er (a) 2 SO2(8) + O2(g) (b) Mg(OH)2(s) – (c) N2O4(8) + 4 H2(8) (d) SICI4(1) + 2 H20(1) → SiO2(s) + 4 HC1(8) 5.74 Using values from Appendix C, calculate the value of AH° fC → MgO(s) + H2O(1) N2(8) + 4 H2O(g) each of the following reactions: CaCl2(s) + H20(g) (a) CaO(s) + 2 HC1(g) (b) 4 FeO(s) + O2(g) (c) 2 CuO(s) + NO(g) (d) 4 NH3(8) + O2(8) →2 Fe2O3(s) Cu20(s) + NO2(8) 2 N2H4(8) + 2 H2O(I) S.75 Complete combustion of 1 mol of acetone (C3H,O) liberate 1790 kJ: C3H,O(1) + 4 O2(g) →3 CO2(8) + 3 H20(1) AH° = -1790 k Using this information together with the standard en- thalpies of formation of O2(g), CO2(g), and H20(1) from Appendix C, calculate the standard enthalpy of formation of acetone. 5.76 Calcium carbide (CaC2) reacts with water to form acetylene- (CH2) and Ca(OH)2. From the following enthalpy of reac- tion data and data in Appendix C, calculate AH for CaC2(s): CaC2(s) + 2 H,O(1) > 537 Gasolin Ca(OH)2(s) + C2H2(8)
ДН; AG (kj/mol) (ki/mol) G/mol-K) S* ДНЯ (kj/mol) AG Substance 209.2 Substance (i/mol-K) 226.77 200.8 (ki/mol) C2H2(8) Aluminum 52.30 68.11 219.4 C2H4(8) -32.89 Al(s) 28.32 -84.68 229.5 AICI3(s) C2H6(8) -23.47 109.3 103.85 -705.6 -630.0 269.9 Al,O3(s) C3H3(8) -15.71 51.00 - 124.73 - 1669.8 -1576.5 C,H10(8) 310.0 - 147.6 -15.0 Barium C,H10(1) 231.0 82.9 129.7 Ba(s) 63.2 C,H6(8) 269.2 ВаСОз(s) 49.0 124.5 - 1137.6 112.1 172.8 -1216.3 C,H.(1) BaO(s) 70.42 -201.2 -161.9 237.6 -553.5 -525.1 CH;OH(g) -238.6 -166.23 Beryllium CH3OH(I) 126.8 -235.1 - 168.5 Be(s) 9.44 CЭH-ОН(3) 282.7 0. -277.7 -174.76 BeO(s) -608.4 -579.1 13.77 CЭH,ОН() 160.7 - 1273.02 -910.4 Be(OH)2(s) -905.8 50.21 C,H12O6(s) 212.1 -817.9 -110.5 - 137.2 197.9 Bromine CO(8) -393.5 -394.4 213.6 Br(g) CO2(8) 111.8 82.38 174.9 -487.0 -392.4 159.8 Br (aq) CH;COOH(1) -120.9 - 102.8 80.71 Br2(8) 30.71 3.14 245.3 Cesium Br2(1) 0. 0. 152.3 Cs(g) 76.50 49.53 175.6 HBr(g) -36.23 -53.22 198.49 Cs(1) 2.09 0.03 92.07 Cs(s) 0. 0. 85.15 Calcium 154.8 CSC1(s) -442.8 -414.4 101.2 Ca(g) 179.3 145.5 Ca(s) 0. 41.4 Chlorine CACO3(s, calcite) -1207.1 -1128.76 92.88 121.7 105.7 165.2 CI(g) CaCl2(s) -795.8 -748.1 104.6 CI(aq) -167.2 -131.2 56.5 CaF2(s) -1219.6 -1167.3 68.87 GT:TO_RY Cl2(8) 0. 222.96 CaO(s) -635.5 -604.17 39.75 56.5 HCl(aq) -167.2 -131.2 Ca(OH)2(s) -986.2 -898.5 83.4 HCI8) 186.69 -92.30 -95.27 CaSO (s) -1434.0 -1321.8 106.7 Chromium Carbon Cr(g) 397.5 352.6 174.2 C(8) 718.4 672.9 158.0 23.6 Cr(s) 0. 0. C(s, diamond) C(s, graphite) 1.88 2.84 2.43 81.2 Cr,O3(s) -1139.7 -1058.1 0. 0. 5.69 CCI4(8) -106.7 -64.0 309.4 Cobalt 179 CCL,(1) -139.3 -68.6 214.4 Co(g) 439 393 28.4 CFA(8) -679.9 -635.1 262.3 Co(s) 0. CH4(8) -74.8 -50.8 186.3 88 thalpy change for each of the following reactions: →2 SO3(g) pletely 5.73 Using values from Appendix C, calculate the standard er (a) 2 SO2(8) + O2(g) (b) Mg(OH)2(s) – (c) N2O4(8) + 4 H2(8) (d) SICI4(1) + 2 H20(1) → SiO2(s) + 4 HC1(8) 5.74 Using values from Appendix C, calculate the value of AH° fC → MgO(s) + H2O(1) N2(8) + 4 H2O(g) each of the following reactions: CaCl2(s) + H20(g) (a) CaO(s) + 2 HC1(g) (b) 4 FeO(s) + O2(g) (c) 2 CuO(s) + NO(g) (d) 4 NH3(8) + O2(8) →2 Fe2O3(s) Cu20(s) + NO2(8) 2 N2H4(8) + 2 H2O(I) S.75 Complete combustion of 1 mol of acetone (C3H,O) liberate 1790 kJ: C3H,O(1) + 4 O2(g) →3 CO2(8) + 3 H20(1) AH° = -1790 k Using this information together with the standard en- thalpies of formation of O2(g), CO2(g), and H20(1) from Appendix C, calculate the standard enthalpy of formation of acetone. 5.76 Calcium carbide (CaC2) reacts with water to form acetylene- (CH2) and Ca(OH)2. From the following enthalpy of reac- tion data and data in Appendix C, calculate AH for CaC2(s): CaC2(s) + 2 H,O(1) > 537 Gasolin Ca(OH)2(s) + C2H2(8)
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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5.74 (c) and (d)
Transcribed Image Text:ДН;
AG
(kj/mol)
(ki/mol)
G/mol-K)
S*
ДНЯ
(kj/mol)
AG
Substance
209.2
Substance
(i/mol-K)
226.77
200.8
(ki/mol)
C2H2(8)
Aluminum
52.30
68.11
219.4
C2H4(8)
-32.89
Al(s)
28.32
-84.68
229.5
AICI3(s)
C2H6(8)
-23.47
109.3
103.85
-705.6
-630.0
269.9
Al,O3(s)
C3H3(8)
-15.71
51.00
- 124.73
- 1669.8
-1576.5
C,H10(8)
310.0
- 147.6
-15.0
Barium
C,H10(1)
231.0
82.9
129.7
Ba(s)
63.2
C,H6(8)
269.2
ВаСОз(s)
49.0
124.5
- 1137.6
112.1
172.8
-1216.3
C,H.(1)
BaO(s)
70.42
-201.2
-161.9
237.6
-553.5
-525.1
CH;OH(g)
-238.6
-166.23
Beryllium
CH3OH(I)
126.8
-235.1
- 168.5
Be(s)
9.44
CЭH-ОН(3)
282.7
0.
-277.7
-174.76
BeO(s)
-608.4
-579.1
13.77
CЭH,ОН()
160.7
- 1273.02
-910.4
Be(OH)2(s)
-905.8
50.21
C,H12O6(s)
212.1
-817.9
-110.5
- 137.2
197.9
Bromine
CO(8)
-393.5
-394.4
213.6
Br(g)
CO2(8)
111.8
82.38
174.9
-487.0
-392.4
159.8
Br (aq)
CH;COOH(1)
-120.9
- 102.8
80.71
Br2(8)
30.71
3.14
245.3
Cesium
Br2(1)
0.
0.
152.3
Cs(g)
76.50
49.53
175.6
HBr(g)
-36.23
-53.22
198.49
Cs(1)
2.09
0.03
92.07
Cs(s)
0.
0.
85.15
Calcium
154.8
CSC1(s)
-442.8
-414.4
101.2
Ca(g)
179.3
145.5
Ca(s)
0.
41.4
Chlorine
CACO3(s, calcite)
-1207.1
-1128.76
92.88
121.7
105.7
165.2
CI(g)
CaCl2(s)
-795.8
-748.1
104.6
CI(aq)
-167.2
-131.2
56.5
CaF2(s)
-1219.6
-1167.3
68.87
GT:TO_RY
Cl2(8)
0.
222.96
CaO(s)
-635.5
-604.17
39.75
56.5
HCl(aq)
-167.2
-131.2
Ca(OH)2(s)
-986.2
-898.5
83.4
HCI8)
186.69
-92.30
-95.27
CaSO (s)
-1434.0
-1321.8
106.7
Chromium
Carbon
Cr(g)
397.5
352.6
174.2
C(8)
718.4
672.9
158.0
23.6
Cr(s)
0.
0.
C(s, diamond)
C(s, graphite)
1.88
2.84
2.43
81.2
Cr,O3(s)
-1139.7
-1058.1
0.
0.
5.69
CCI4(8)
-106.7
-64.0
309.4
Cobalt
179
CCL,(1)
-139.3
-68.6
214.4
Co(g)
439
393
28.4
CFA(8)
-679.9
-635.1
262.3
Co(s)
0.
CH4(8)
-74.8
-50.8
186.3
88
Transcribed Image Text:thalpy change for each of the following reactions:
→2 SO3(g)
pletely
5.73 Using values from Appendix C, calculate the standard er
(a) 2 SO2(8) + O2(g)
(b) Mg(OH)2(s) –
(c) N2O4(8) + 4 H2(8)
(d) SICI4(1) + 2 H20(1) → SiO2(s) + 4 HC1(8)
5.74 Using values from Appendix C, calculate the value of AH° fC
→ MgO(s) + H2O(1)
N2(8) + 4 H2O(g)
each of the following reactions:
CaCl2(s) + H20(g)
(a) CaO(s) + 2 HC1(g)
(b) 4 FeO(s) + O2(g)
(c) 2 CuO(s) + NO(g)
(d) 4 NH3(8) + O2(8)
→2 Fe2O3(s)
Cu20(s) + NO2(8)
2 N2H4(8) + 2 H2O(I)
S.75 Complete combustion of 1 mol of acetone (C3H,O) liberate
1790 kJ:
C3H,O(1) + 4 O2(g)
→3 CO2(8) + 3 H20(1)
AH° = -1790 k
Using this information together with the standard en-
thalpies of formation of O2(g), CO2(g), and H20(1) from
Appendix C, calculate the standard enthalpy of formation of
acetone.
5.76 Calcium carbide (CaC2) reacts with water to form acetylene-
(CH2) and Ca(OH)2. From the following enthalpy of reac-
tion data and data in Appendix C, calculate AH for CaC2(s):
CaC2(s) + 2 H,O(1) >
537 Gasolin
Ca(OH)2(s) + C2H2(8)
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