{"id":1070,"date":"2021-06-10T14:12:22","date_gmt":"2021-06-10T18:12:22","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/thermo1\/back-matter\/__unknown__\/"},"modified":"2022-08-06T01:04:04","modified_gmt":"2022-08-06T05:04:04","slug":"triple-point","status":"publish","type":"back-matter","link":"https:\/\/pressbooks.bccampus.ca\/thermo1\/back-matter\/triple-point\/","title":{"raw":"Appendix F: Triple Point of Selected Substances","rendered":"Appendix F: Triple Point of Selected Substances"},"content":{"raw":"
\r\n

Table F1: Triple Point of Selected Fluids<\/a><\/h2>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
\r\n
\r\n

Substance<\/strong><\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

Temperature <\/strong><\/p>\r\n

K (\u00b0C)<\/strong><\/p>\r\n<\/td>\r\n

\r\n

Pressure <\/strong><\/p>\r\n

kPa (atm)<\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Acetylene<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

192.4\u00a0K (\u221280.7\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

120\u00a0kPa (1.2\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Ammonia<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

195.40\u00a0K (\u221277.75\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

6.060\u00a0kPa (0.05981\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Argon<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

83.8058\u00a0K (\u2212189.3442\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

68.9\u00a0kPa (0.680\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Butane<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

134.6\u00a0K (\u2212138.6\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

7\u00d710\u22124<\/sup>\u00a0kPa (6.9\u00d710\u22126<\/sup>\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Carbon dioxide<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

216.55\u00a0K (\u221256.60\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

517\u00a0kPa (5.10\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Carbon monoxide<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

68.10\u00a0K (\u2212205.05\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

15.37\u00a0kPa (0.1517\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Ethane<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

89.89\u00a0K (\u2212183.26\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

1.1\u00d710\u22123<\/sup>\u00a0kPa (1.1\u00d710\u22125<\/sup>\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Ethanol<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

150\u00a0K (\u2212123\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

4.3\u00d710\u22127<\/sup>\u00a0kPa (4.2\u00d710\u22129<\/sup>\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Ethylene<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

104.0\u00a0K (\u2212169.2\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

0.12\u00a0kPa (0.0012\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Hexafluoroethane<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

173.08\u00a0K (\u2212100.07\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

26.60\u00a0kPa (0.2625\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Hydrogen<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

13.8033\u00a0K (\u2212259.3467\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

7.04\u00a0kPa (0.0695\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Hydrogen chloride<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

158.96\u00a0K (\u2212114.19\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

13.9\u00a0kPa (0.137\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Isobutane<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

113.55\u00a0K (\u2212159.60\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

1.9481\u00d710\u22125<\/sup>\u00a0kPa (1.9226\u00d710\u22127<\/sup>\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Krypton<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

115.76\u00a0K (\u2212157.39\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

74.12\u00a0kPa (0.7315\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Mercury<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

234.3156\u00a0K (\u221238.8344\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

1.65\u00d710\u22127<\/sup>\u00a0kPa (1.63\u00d710\u22129<\/sup>\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Methane<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

90.68\u00a0K (\u2212182.47\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

11.7\u00a0kPa (0.115\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Neon<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

24.5561\u00a0K (\u2212248.5939\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

43.332\u00a0kPa (0.42765\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Nitric oxide<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

109.50\u00a0K (\u2212163.65\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

21.92\u00a0kPa (0.2163\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Nitrogen<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

63.18\u00a0K (\u2212209.97\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

12.6\u00a0kPa (0.124\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Nitrous oxide<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

182.34\u00a0K (\u221290.81\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

87.85\u00a0kPa (0.8670\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Oxygen<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

54.3584\u00a0K (\u2212218.7916\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

0.14625\u00a0kPa (0.0014434\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Radon<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

202\u00a0K (\u221271\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

70\u00a0kPa (0.69\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n

\r\n
\r\n
\r\n

Water<\/p>\r\n\r\n<\/div>\r\n<\/div><\/td>\r\n

\r\n
\r\n

273.16\u00a0K (0.01\u00a0\u00b0C)<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n
\r\n

0.611657\u00a0kPa (0.00603659\u00a0atm)<\/p>\r\n\r\n<\/div><\/td>\r\n<\/tr>\r\n

\r\n
\r\n

Xenon<\/p>\r\n\r\n<\/div><\/td>\r\n

\r\n

161.3\u00a0K (\u2212111.8\u00a0\u00b0C)<\/p>\r\n<\/td>\r\n

\r\n

81.5\u00a0kPa (0.804\u00a0atm)<\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n

Source:<\/em> Wikipedia contributors. (2021b, June 8). Triple point. Wikipedia. https:\/\/en.wikipedia.org\/wiki\/Triple_point<\/span><\/a>, (retrieved June 10, 2021).<\/p>\r\n

<\/p>\r\n\r\n<\/div>","rendered":"

\n

Table F1: Triple Point of Selected Fluids<\/a><\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n
\n

Substance<\/strong><\/p>\n<\/div>\n<\/td>\n

\n

Temperature <\/strong><\/p>\n

K (\u00b0C)<\/strong><\/p>\n<\/td>\n

\n

Pressure <\/strong><\/p>\n

kPa (atm)<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Acetylene<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

192.4\u00a0K (\u221280.7\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

120\u00a0kPa (1.2\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Ammonia<\/p>\n<\/div>\n<\/td>\n

\n

195.40\u00a0K (\u221277.75\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

6.060\u00a0kPa (0.05981\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Argon<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

83.8058\u00a0K (\u2212189.3442\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

68.9\u00a0kPa (0.680\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Butane<\/p>\n<\/div>\n<\/td>\n

\n

134.6\u00a0K (\u2212138.6\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

7\u00d710\u22124<\/sup>\u00a0kPa (6.9\u00d710\u22126<\/sup>\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Carbon dioxide<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

216.55\u00a0K (\u221256.60\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

517\u00a0kPa (5.10\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Carbon monoxide<\/p>\n<\/div>\n<\/td>\n

\n

68.10\u00a0K (\u2212205.05\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

15.37\u00a0kPa (0.1517\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Ethane<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

89.89\u00a0K (\u2212183.26\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

1.1\u00d710\u22123<\/sup>\u00a0kPa (1.1\u00d710\u22125<\/sup>\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Ethanol<\/p>\n<\/div>\n<\/td>\n

\n

150\u00a0K (\u2212123\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

4.3\u00d710\u22127<\/sup>\u00a0kPa (4.2\u00d710\u22129<\/sup>\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Ethylene<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

104.0\u00a0K (\u2212169.2\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

0.12\u00a0kPa (0.0012\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Hexafluoroethane<\/p>\n<\/div>\n<\/td>\n

\n

173.08\u00a0K (\u2212100.07\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

26.60\u00a0kPa (0.2625\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Hydrogen<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

13.8033\u00a0K (\u2212259.3467\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

7.04\u00a0kPa (0.0695\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Hydrogen chloride<\/p>\n<\/div>\n<\/td>\n

\n

158.96\u00a0K (\u2212114.19\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

13.9\u00a0kPa (0.137\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Isobutane<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

113.55\u00a0K (\u2212159.60\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

1.9481\u00d710\u22125<\/sup>\u00a0kPa (1.9226\u00d710\u22127<\/sup>\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Krypton<\/p>\n<\/div>\n<\/td>\n

\n

115.76\u00a0K (\u2212157.39\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

74.12\u00a0kPa (0.7315\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Mercury<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

234.3156\u00a0K (\u221238.8344\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

1.65\u00d710\u22127<\/sup>\u00a0kPa (1.63\u00d710\u22129<\/sup>\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Methane<\/p>\n<\/div>\n<\/td>\n

\n

90.68\u00a0K (\u2212182.47\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

11.7\u00a0kPa (0.115\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Neon<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

24.5561\u00a0K (\u2212248.5939\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

43.332\u00a0kPa (0.42765\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Nitric oxide<\/p>\n<\/div>\n<\/td>\n

\n

109.50\u00a0K (\u2212163.65\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

21.92\u00a0kPa (0.2163\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Nitrogen<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

63.18\u00a0K (\u2212209.97\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

12.6\u00a0kPa (0.124\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Nitrous oxide<\/p>\n<\/div>\n<\/td>\n

\n

182.34\u00a0K (\u221290.81\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

87.85\u00a0kPa (0.8670\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Oxygen<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

54.3584\u00a0K (\u2212218.7916\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

0.14625\u00a0kPa (0.0014434\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Radon<\/p>\n<\/div>\n<\/td>\n

\n

202\u00a0K (\u221271\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

70\u00a0kPa (0.69\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n

\n
\n
\n

Water<\/p>\n<\/div>\n<\/div>\n<\/td>\n

\n
\n

273.16\u00a0K (0.01\u00a0\u00b0C)<\/p>\n<\/div>\n<\/td>\n

\n
\n

0.611657\u00a0kPa (0.00603659\u00a0atm)<\/p>\n<\/div>\n<\/td>\n<\/tr>\n

\n
\n

Xenon<\/p>\n<\/div>\n<\/td>\n

\n

161.3\u00a0K (\u2212111.8\u00a0\u00b0C)<\/p>\n<\/td>\n

\n

81.5\u00a0kPa (0.804\u00a0atm)<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Source:<\/em> Wikipedia contributors. (2021b, June 8). Triple point. Wikipedia. https:\/\/en.wikipedia.org\/wiki\/Triple_point<\/span><\/a>, (retrieved June 10, 2021).<\/p>\n

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