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CHAPTER
                        2

Properties of Pure
Substances
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-11
T-v diagram for the
heating process of
water at constant
pressure.




2-1
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.



FIGURE 2-16
T-v diagram of
constant-pressure
phase-change
processes of a pure
substance at
various pressures
(numerical values
are for water).




2-2
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-18
T-v diagram of a
pure substance.




2-3
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-19
P-v diagram of
a pure
substance.




2-4
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-21
P-v diagram of a
substance that
contracts on
freezing.




2-5
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.



FIGURE 2-22
P-v diagram
of a substance
that expands
on freezing
(such as
water).




2-6
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-25
P-T diagram of
pure
substances.




2-7
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-26
P-v-T surface of a
substance that contracts
on freezing.




2-8
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.



FIGURE 2-27
P-v-T surface of a
substance that expands
on freezing (like water).




2-9
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-30
A partial list of
Table A–4.




2-10
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-40
A partial listing of
Table A–6.




2-11
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.




FIGURE 2-49
Percentage of error
involved in assuming
steam to be an ideal gas,
and the region where
steam can be
treated as an ideal gas
with less than 1 percent
error.




2-12
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.


FIGURE 2-51
Comparison of Z
factors for
various gases.




2-13
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.




FIGURE 2-60
Percentage of
error involved in
various equations
of state for
nitrogen.




2-14
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.



FIGURE 2-68
Ideal-gas constant-
pressure
specific heats for
some gases
(see Table A–2c for
Cp equations).




2-15

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Cengel ch02

  • 1. CHAPTER 2 Properties of Pure Substances
  • 2. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-11 T-v diagram for the heating process of water at constant pressure. 2-1
  • 3. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-16 T-v diagram of constant-pressure phase-change processes of a pure substance at various pressures (numerical values are for water). 2-2
  • 4. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-18 T-v diagram of a pure substance. 2-3
  • 5. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-19 P-v diagram of a pure substance. 2-4
  • 6. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-21 P-v diagram of a substance that contracts on freezing. 2-5
  • 7. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-22 P-v diagram of a substance that expands on freezing (such as water). 2-6
  • 8. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-25 P-T diagram of pure substances. 2-7
  • 9. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-26 P-v-T surface of a substance that contracts on freezing. 2-8
  • 10. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-27 P-v-T surface of a substance that expands on freezing (like water). 2-9
  • 11. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-30 A partial list of Table A–4. 2-10
  • 12. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-40 A partial listing of Table A–6. 2-11
  • 13. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-49 Percentage of error involved in assuming steam to be an ideal gas, and the region where steam can be treated as an ideal gas with less than 1 percent error. 2-12
  • 14. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-51 Comparison of Z factors for various gases. 2-13
  • 15. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-60 Percentage of error involved in various equations of state for nitrogen. 2-14
  • 16. Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. FIGURE 2-68 Ideal-gas constant- pressure specific heats for some gases (see Table A–2c for Cp equations). 2-15