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A closed rigid container is filled with water 1.6 kg and 1.9 kg of saturated liquid and saturated vapor respectively, at 40 °C. Water is heated until the temperature rise to 80°Cat 0.01 MPa constant pressure. a) Find the final enthalpy, entropy and internal energy of the water. [20 marks] b) Plotthis process on a T-h diagram.

A closed rigid container is filled with water 1.6 kg and 1.9 kg of saturated liquid and saturated vapor respectively, at 40 °C. Water is heated until the temperature rise to 80°Cat 0.01 MPa constant pressure. a) Find the final enthalpy, entropy and internal energy of the water. [20 marks] b) Plotthis process on a T-h diagram.

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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894 Thermodynamics TABLE A-6 Superheated water °C m/kg kJ/kg kJ/kg kJ/kg · K m³/kg kJ/kg kJ/kg kJ/kg · K m³/kg kJ/kg kJ/kg kJ/kg · K P = 0.01 MPa (45.81°C)* P = 0.05 MPa (81.32°C) P = 0.10 MPa (99.61°C) 14.670 2437.2 2583.9 2443.3 2592.0 2515.5 2687.5 Sat. 8.1488 3.2403 2483.2 2645.2 7.5931 1.6941 2505.6 2675.0 7.3589 50 14.867 8.1741 100 17.196 8.4489 3.4187 2511.5 2682.4 7.6953 1.6959 2506.2 2675.8 7.3611 150 19.513 21.826 2587.9 2783.0 8.6893 3.8897 2585.7 2780.2 7.9413 1.9367 2582.9 2776.6 7.6148 8.9049 9.1015 200 2661.4 2879.6 4.3562 2660.0 2877.8 8.1592 2.1724 2658.2 2875.5 7.8356 24.136 4.8206 5.2841 6.2094 7.1338 8.0577 8.9813 9.9047 250 2736.1 2977.5 2735.1 2976.2 8.3568 2,4062 2733.9 2974.5 8.0346 300 26.446 2812.3 3076.7 9.2827 2811.6 3075.8 8.5387 2.6389 2810.7 3074.5 8.2172 31.063 35.680 400 2969.3 3280.o 9.6094 2968.9 3279.3 8.8659 3.1027 2968.3 3278.6 8.5452 500 3132.9 3489.7 9.8998 3132.6 3489.3 9.1566 3.5655 3132.2 3488.7 8.8362 600 40.296 3303.3 3706.3 10.1631 3303.1 3480.6 3929.7 9.6626 3706.0 9.4201 4.0279 3302.8 3705.6 9.0999 4.4900 3480.4 4.9519 3665.0 5.4137 3856.7 5.8755 4055.0 700 44,911 3480.8 3929.9 10.4056 3929.4 9.3424 800 49.527 3665.4 4160.6 10.6312 3665.2 3856.8 4160.4 9.8883 4160.2 9.5682 900 1000 1100 3856.9 4398.3 10.8429 4398.2 10.1000 4642.7 10.3000 4893.7 10.4897 54.143 10.8280 4398.0 9.7800 58.758 4055.3 4642.8 11.0429 11.7513 4055.2 4642.6 9.9800 63.373 4260.0 4893.8 11.2326 12.6745 4259.9 6.3372 4259.8 4893.6 10.1698 67.989 13.5977 14.5209 1200 4470.9 5150.8 11.4132 4470.8 5150.7 10.6704 6.7988 4470.7 5150.6 10.3504 1300 72.604 4687.4 5413.4 11.5857 4687.3 5413.3 10.8429 7.2605 4687.2 5413.3 10.5229 P = 0.20 MPa (120.21°C) P = 0.30 MPa (133,52°C) P = 0.40 MPa (143.61°C) 7.1270 7.2810 Sat. 0.88578 2529.1 2706.3 0.60582 2543.2 2724.9 6.9917 0.46242 2553.1 2738.1 6.8955 150 200 250 300 0.95986 2577.1 2769.1 0.63402 2571.0 2761.2 7.0792 0.47088 2564.4 2752.8 6.9306 1.08049 2654.6 2870.7 7.5081 0.71643 2651.0 2865.9 7.3132 0.53434 2647.2 2860.9 7.1723 1.19890 2731.4 2971.2 1.31623 2808.8 3072.1 1.54934 2967.2 3277.0 7.7100 0.79645 2728.9 2967.9 7.5180 0.59520 2726.4 2964.5 7.3804 3069.6 0.65489 2805.1 0.77265 2964.9 0.88936 3129.8 1.00558 3301.0 7.8941 0.87535 2807.0 7.7037 3067.1 7.5677 8.0347 3486.6 8,3271 400 8.2236 1.03155 2966.0 3275.5 3273.9 7.9003 8.5153 8.7793 9.0221 500 1.78142 3131.4 3487.7 1.18672 3130.6 3485.5 8.1933 600 2.01302 3302.2 3704.8 1.34139 3301.6 3704.0 8.5915 3703.3 8.4580 700 2.24434 3479.9 3928.8 1.49580 3479.5 3928.2 8.8345 1.12152 3479.0 3927.6 8.7012 800 900 2.47550 3664.7 4159.8 9.2479 1.65004 3664.3 4159.3 9.0605 1.23730 3663.9 4158.9 8.9274 2.70656 3856.3 4397.7 9.4598 1.80417 3856.0 4397.3 9.2725 1.35298 3855.7 4396.9 9.1394 1000 1100 1200 9.6599 9.8497 2.93755 4054.8 4642.3 1.95824 4054.5 4642.0 9.4726 1.46859 4054.3 4641.7 9.3396 3.16848 4259.6 4893.3 2.11226 4259.4 4893.1 9.6624 1.58414 4259.2 4892.9 9.5295 1.69966 4470.2 1.81516 4686.7 3.39938 4470.5 5150.4 10.0304 2.26624 4470.3 5150.2 9.8431 5150.0 9.7102 1300 3.63026 4687.1 5413.1 10.2029 2.42019 4686.9 5413.0 10.0157 5412.8 9.8828 P = 0.50 MPa (151.83°C) P = 0.60 MPa (158.83°C) P = 0.80 MPa (170.41°C) Sat. 200 0.37483 2560.7 2748.1 6.8207 0.31560 2566.8 2756.2 6.7593 0.24035 2576.0 2768.3 6.6616 0.42503 2643.3 2855.8 7.0610 0.35212 2639.4 2850.6 6.9683 0.26088 2631.1 2839.8 6.8177 250 0.47443 2723.8 2961.0 7.2725 0.39390 2721.2 2957.6 7.1833 0.29321 2715.9 2950.4 7.0402 300 0.52261 2803.3 3064.6 7.4614 0.43442 2801.4 3062.0 7.3740 0.32416 2797.5 3056.9 7.2345 350 0.57015 2883.0 3168.1 7.6346 0.47428 2881.6 3166.1 7.5481 0.35442 2878.6 3162.2 7.4107 400 0.61731 2963.7 3272.4 7.7956 0.51374 2962.5 3270.8 7.7097 0.38429 2960.2 3267.7 7.5735 8.0893 8.3544 500 0.71095 3129.0 3484.5 0.59200 3128.2 3483.4 8.0041 0.44332 3126.6 3481.3 7.8692 600 0.80409 3300.4 3702.5 0.66976 3299.8 3701.7 8.2695 0.50186 3298.7 3700.1 8.1354 0.74725 3478.1 0.82457 3663.2 4157.9 8.7395 0.90179 3855.1 700 0.89696 3478.6 3927.0 8.5978 3926.4 8.5132 0.56011 3477.2 3925.3 8.3794 800 0.98966 3663.6 4158.4 8.8240 0.61820 3662.5 4157.0 8.6061 900 1000 1.08227 3855.4 4396.6 9.0362 4396.2 8.9518 0.67619 3854.5 4395.5 8.8185 0.97893 4053.8 1.05603 4258.8 1.17480 4054.0 4641.4 9.2364 4641.1 9.1521 0.73411 4053.3 4640.5 9.0189 1100 1.26728 4259.0 4892.6 9.4263 4892.4 9.3420 0.79197 4258.3 4891.9 9.2090 1200 1.35972 4470.0 5149.8 9.6071 1.13309 4469.8 5149.6 9.5229 0.84980 4469.4 5149.3 9.3898 1300 1.45214 4686.6 5412.6 9.7797 1.21012 4686.4 5412.5 9.6955 0.90761 4686.1 5412.2 9.5625 *The temperature in parentheses is the saturation temperature at the specified pressure. ' Properties of saturated vapor at the specified pressure.
Transcribed Image Text:894 Thermodynamics TABLE A-6 Superheated water °C m/kg kJ/kg kJ/kg kJ/kg · K m³/kg kJ/kg kJ/kg kJ/kg · K m³/kg kJ/kg kJ/kg kJ/kg · K P = 0.01 MPa (45.81°C)* P = 0.05 MPa (81.32°C) P = 0.10 MPa (99.61°C) 14.670 2437.2 2583.9 2443.3 2592.0 2515.5 2687.5 Sat. 8.1488 3.2403 2483.2 2645.2 7.5931 1.6941 2505.6 2675.0 7.3589 50 14.867 8.1741 100 17.196 8.4489 3.4187 2511.5 2682.4 7.6953 1.6959 2506.2 2675.8 7.3611 150 19.513 21.826 2587.9 2783.0 8.6893 3.8897 2585.7 2780.2 7.9413 1.9367 2582.9 2776.6 7.6148 8.9049 9.1015 200 2661.4 2879.6 4.3562 2660.0 2877.8 8.1592 2.1724 2658.2 2875.5 7.8356 24.136 4.8206 5.2841 6.2094 7.1338 8.0577 8.9813 9.9047 250 2736.1 2977.5 2735.1 2976.2 8.3568 2,4062 2733.9 2974.5 8.0346 300 26.446 2812.3 3076.7 9.2827 2811.6 3075.8 8.5387 2.6389 2810.7 3074.5 8.2172 31.063 35.680 400 2969.3 3280.o 9.6094 2968.9 3279.3 8.8659 3.1027 2968.3 3278.6 8.5452 500 3132.9 3489.7 9.8998 3132.6 3489.3 9.1566 3.5655 3132.2 3488.7 8.8362 600 40.296 3303.3 3706.3 10.1631 3303.1 3480.6 3929.7 9.6626 3706.0 9.4201 4.0279 3302.8 3705.6 9.0999 4.4900 3480.4 4.9519 3665.0 5.4137 3856.7 5.8755 4055.0 700 44,911 3480.8 3929.9 10.4056 3929.4 9.3424 800 49.527 3665.4 4160.6 10.6312 3665.2 3856.8 4160.4 9.8883 4160.2 9.5682 900 1000 1100 3856.9 4398.3 10.8429 4398.2 10.1000 4642.7 10.3000 4893.7 10.4897 54.143 10.8280 4398.0 9.7800 58.758 4055.3 4642.8 11.0429 11.7513 4055.2 4642.6 9.9800 63.373 4260.0 4893.8 11.2326 12.6745 4259.9 6.3372 4259.8 4893.6 10.1698 67.989 13.5977 14.5209 1200 4470.9 5150.8 11.4132 4470.8 5150.7 10.6704 6.7988 4470.7 5150.6 10.3504 1300 72.604 4687.4 5413.4 11.5857 4687.3 5413.3 10.8429 7.2605 4687.2 5413.3 10.5229 P = 0.20 MPa (120.21°C) P = 0.30 MPa (133,52°C) P = 0.40 MPa (143.61°C) 7.1270 7.2810 Sat. 0.88578 2529.1 2706.3 0.60582 2543.2 2724.9 6.9917 0.46242 2553.1 2738.1 6.8955 150 200 250 300 0.95986 2577.1 2769.1 0.63402 2571.0 2761.2 7.0792 0.47088 2564.4 2752.8 6.9306 1.08049 2654.6 2870.7 7.5081 0.71643 2651.0 2865.9 7.3132 0.53434 2647.2 2860.9 7.1723 1.19890 2731.4 2971.2 1.31623 2808.8 3072.1 1.54934 2967.2 3277.0 7.7100 0.79645 2728.9 2967.9 7.5180 0.59520 2726.4 2964.5 7.3804 3069.6 0.65489 2805.1 0.77265 2964.9 0.88936 3129.8 1.00558 3301.0 7.8941 0.87535 2807.0 7.7037 3067.1 7.5677 8.0347 3486.6 8,3271 400 8.2236 1.03155 2966.0 3275.5 3273.9 7.9003 8.5153 8.7793 9.0221 500 1.78142 3131.4 3487.7 1.18672 3130.6 3485.5 8.1933 600 2.01302 3302.2 3704.8 1.34139 3301.6 3704.0 8.5915 3703.3 8.4580 700 2.24434 3479.9 3928.8 1.49580 3479.5 3928.2 8.8345 1.12152 3479.0 3927.6 8.7012 800 900 2.47550 3664.7 4159.8 9.2479 1.65004 3664.3 4159.3 9.0605 1.23730 3663.9 4158.9 8.9274 2.70656 3856.3 4397.7 9.4598 1.80417 3856.0 4397.3 9.2725 1.35298 3855.7 4396.9 9.1394 1000 1100 1200 9.6599 9.8497 2.93755 4054.8 4642.3 1.95824 4054.5 4642.0 9.4726 1.46859 4054.3 4641.7 9.3396 3.16848 4259.6 4893.3 2.11226 4259.4 4893.1 9.6624 1.58414 4259.2 4892.9 9.5295 1.69966 4470.2 1.81516 4686.7 3.39938 4470.5 5150.4 10.0304 2.26624 4470.3 5150.2 9.8431 5150.0 9.7102 1300 3.63026 4687.1 5413.1 10.2029 2.42019 4686.9 5413.0 10.0157 5412.8 9.8828 P = 0.50 MPa (151.83°C) P = 0.60 MPa (158.83°C) P = 0.80 MPa (170.41°C) Sat. 200 0.37483 2560.7 2748.1 6.8207 0.31560 2566.8 2756.2 6.7593 0.24035 2576.0 2768.3 6.6616 0.42503 2643.3 2855.8 7.0610 0.35212 2639.4 2850.6 6.9683 0.26088 2631.1 2839.8 6.8177 250 0.47443 2723.8 2961.0 7.2725 0.39390 2721.2 2957.6 7.1833 0.29321 2715.9 2950.4 7.0402 300 0.52261 2803.3 3064.6 7.4614 0.43442 2801.4 3062.0 7.3740 0.32416 2797.5 3056.9 7.2345 350 0.57015 2883.0 3168.1 7.6346 0.47428 2881.6 3166.1 7.5481 0.35442 2878.6 3162.2 7.4107 400 0.61731 2963.7 3272.4 7.7956 0.51374 2962.5 3270.8 7.7097 0.38429 2960.2 3267.7 7.5735 8.0893 8.3544 500 0.71095 3129.0 3484.5 0.59200 3128.2 3483.4 8.0041 0.44332 3126.6 3481.3 7.8692 600 0.80409 3300.4 3702.5 0.66976 3299.8 3701.7 8.2695 0.50186 3298.7 3700.1 8.1354 0.74725 3478.1 0.82457 3663.2 4157.9 8.7395 0.90179 3855.1 700 0.89696 3478.6 3927.0 8.5978 3926.4 8.5132 0.56011 3477.2 3925.3 8.3794 800 0.98966 3663.6 4158.4 8.8240 0.61820 3662.5 4157.0 8.6061 900 1000 1.08227 3855.4 4396.6 9.0362 4396.2 8.9518 0.67619 3854.5 4395.5 8.8185 0.97893 4053.8 1.05603 4258.8 1.17480 4054.0 4641.4 9.2364 4641.1 9.1521 0.73411 4053.3 4640.5 9.0189 1100 1.26728 4259.0 4892.6 9.4263 4892.4 9.3420 0.79197 4258.3 4891.9 9.2090 1200 1.35972 4470.0 5149.8 9.6071 1.13309 4469.8 5149.6 9.5229 0.84980 4469.4 5149.3 9.3898 1300 1.45214 4686.6 5412.6 9.7797 1.21012 4686.4 5412.5 9.6955 0.90761 4686.1 5412.2 9.5625 *The temperature in parentheses is the saturation temperature at the specified pressure. ' Properties of saturated vapor at the specified pressure.
A closed rigid container is filled with water 1.6 kg and 1.9 kg of saturated liquid and saturated vapor respectively, at 40 °C. Water is heated until the temperature rise to &0°Cat 0.01 MPa constant pressure. a) Find the final enthalpy, entropy and internal energy of the water. [20 marks] b) Plotthis process on a T-h diagram. [15 marks]
Transcribed Image Text:A closed rigid container is filled with water 1.6 kg and 1.9 kg of saturated liquid and saturated vapor respectively, at 40 °C. Water is heated until the temperature rise to &0°Cat 0.01 MPa constant pressure. a) Find the final enthalpy, entropy and internal energy of the water. [20 marks] b) Plotthis process on a T-h diagram. [15 marks]
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