Thermodynamics and Chemistry

APPENDIXI ANSWERS TOSELECTEDPROBLEMS 509

(i) State 1:

km;O 2 D 825 bar kg mol^1

nO 2 D3:57 10 ^5 mol

State 2:

km;O 2 D 823 bar kg mol^1

km;CO 2 D30:8bar kg mol^1

nO 2 D5:85 10 ^5 mol

nCO 2 D1:92 10 ^4 mol

(j) H 2 O vaporization:ÅUDC20:8J

H 2 O condensation:ÅUD21:6J

(k)O 2 dissolution:ÅUD0:35J

O 2 desolution:ÅUD0:57J

CO 2 desolution:ÅUD3:32J

(l) C 6 H 14 (l) compression:

ÅUD1:226J

solution compression:

ÅUD0:225J

solution decompression:

ÅUD0:414J

(m) O 2 compression:ÅUD 81 J

gas mixture: dB=dT D

0:26 10 ^6 m^3 K^1 mol^1

gas mixture expansion:ÅUD 87 J

(n)ÅUD 8 J

(o)ÅcUD4154:4kJ mol^1

(p)ÅcHD4163:1kJ mol^1

11.8ÅfHD198:8kJ mol^1

11.9T 2 D 2272 K

11.10p(O 2 )D2:55 10 ^5 bar

11.11(a)KD3:5 1041

(b)pH 2 D2:8 10 ^42 bar

NH 2 D6:9 10 ^17

(c)tD 22 s

11.12(b)p1:5 104 bar

11.13(c)KD0:15

12.1(b)TD 1168 K
ÅrHD1:64 105 J mol^1

12.4KfD1:860K kg mol^1
KbD0:5118K kg mol^1

12.5MB5:6 104 g mol^1

12.6 Åsol,BH=kJ mol^1 D3:06; 0; 6:35

Åsol,BS=J K^1 mol^1

D121:0;110:2;88:4

12.7 (a)míCDmíD1:20 10 ^3 mol kg^1

mìCD1:80 10 ^3 mol kg^1

mìD0:80 10 ^3 mol kg^1

mPD2:00 10 ^6 mol kg^1

12.8 (a)plD2:44bar

(b)f .2:44bar/f .1:00bar/

D3:4 10 ^5 bar

12.10 (a)xBD1:8 10 ^7

mBD1:0 10 ^5 mol kg^1

(b)Åsol,BHD1:99 104 J mol^1

(c)KD4:4 10 ^7

ÅrHD9:3kJ mol^1

12.13 (a)pD92399:6Pa,yBD0:965724

(b)AD0:995801

(c)fAD3164:47Pa

(d)yBD0:965608

(e)ZD0:999319

(f)pD92347:7Pa

(g)kH,BD4:40890 109 Pa

12.15 (a) (^) x;BD0:9826
(b)xBD4:19 10 ^4
12.16 KD1:2 10 ^6
12.17 (a) D0:129
mCD1:29 10 ^3 mol kg^1
(b) D0:140
12.18 ÅfH.Cl, aq/D167:15kJ mol^1
Sm.Cl, aq/D56:46J K^1 mol^1
12.19 (a)KsD1:783 10 ^10
12.20 (a)ÅrHD65:769kJ mol^1
(b)ÅfH(AgC, aq)D105:84kJ mol^1
13.1 (a)FD 4
(b)FD 3
(c)FD 2
13.10 (a)xB(top)D0:02,xB(bottom)D0:31
(b)nAD2:1mol,nBD1:0mol