Absolute temperature scale - Revision history

1990'sguy at 17:54, October 6, 2019

2019-10-06T17:54:42Z

James2: 9/5*(-273.15)+32=-459.67

2019-10-06T14:38:28Z

9/5*(-273.15)+32=-459.67

James2: /* Need for an absolute scale */

2019-10-06T14:30:43Z

Need for an absolute scale

James2: /* Need for an absolute scale */

2019-10-06T14:30:16Z

Need for an absolute scale

James2: references

2019-10-06T14:29:34Z

references

James2: /* Kelvin scale */

2019-10-06T14:28:09Z

Kelvin scale

DavidB4-bot: clean up & uniformity

2016-07-12T03:17:11Z

clean up & uniformity

Karajou: Reverted edits by Deathofyou (talk) to last revision by ScottDG

2012-03-05T20:23:45Z

Reverted edits by Deathofyou (talk) to last revision by ScottDG

Deathofyou: Replaced content with "troll!!!!!!"

2012-03-05T20:16:47Z

Replaced content with "troll!!!!!!"

ScottDG: /* Rankine Scale */

2011-10-04T23:30:48Z

Rankine Scale

@@ Line 1: / Line 1: @@
-The term '''absolute temperature scale''' usually refers to the [[Kelvin]] temperature scale, but can also refer to the [[Rankine]] scale. These scales are based on the conventional scales for measuring temperature - [[Celsius]] in most non-US countries and [[Fahrenheit]] in the [[United States]].
+The term '''absolute temperature scale''' usually refers to the [[Kelvin]] temperature scale, but can also refer to the [[Rankine]] scale. These scales are based on the conventional scales for measuring temperature – [[Celsius]] in most non-US countries and [[Fahrenheit]] in the [[United States]].
 ==Need for an absolute scale==
@@ Line 17: / Line 17: @@
 == References ==
-<references/>
+{{reflist}}
 [[Category:Units of Temperature]]

@@ Line 4: / Line 4: @@
 Chemists and physicists working with [[gas]]es came to the realization that the conventional temperature scales were not adequate for characterizing the effect of temperature on the decrease in [[volume]] and [[pressure]] of gases with the corresponding decrease in the actual temperature of the gases.
-Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.15&nbsp;°C (-459.5&nbsp;°F).
+Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.15&nbsp;°C (-459.67&nbsp;°F).
 ==Kelvin scale==
@@ Line 14: / Line 14: @@
 Like the Kelvin scale, the absolute zero temperature on the Rankine scale is at its zero point - 0°R. However, one degree on the Rankine scale is one degree on the Fahrenheit scale.
-Thus, the freezing point of water would be 491.6 °R (32&nbsp;°F + 459.6), and the boiling point of water would be 671.6 °R (212&nbsp;°F + 459.6).
+Thus, the freezing point of water would be 491.67 °R (32&nbsp;°F + 459.67), and the boiling point of water would be 671.67 °R (212&nbsp;°F + 459.67).
 == References ==

@@ Line 4: / Line 4: @@
 Chemists and physicists working with [[gas]]es came to the realization that the conventional temperature scales were not adequate for characterizing the effect of temperature on the decrease in [[volume]] and [[pressure]] of gases with the corresponding decrease in the actual temperature of the gases.
-Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.15&nbsp;°C (-459.6&nbsp;°F).
+Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.15&nbsp;°C (-459.5&nbsp;°F).
 ==Kelvin scale==

@@ Line 4: / Line 4: @@
 Chemists and physicists working with [[gas]]es came to the realization that the conventional temperature scales were not adequate for characterizing the effect of temperature on the decrease in [[volume]] and [[pressure]] of gases with the corresponding decrease in the actual temperature of the gases.
-Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.16&nbsp;°C (-459.6&nbsp;°F).
+Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.15&nbsp;°C (-459.6&nbsp;°F).
 ==Kelvin scale==

@@ Line 10: / Line 10: @@
 Thus, the melting point of water would be 273.15 K (0&nbsp;°C + 273.15).<ref name="Britannica">[https://www.britannica.com/science/kelvin Kelvin] (www.britannica.com)</ref> Likewise, the boiling point of water at pressure 1 atm is 373.15 K (100&nbsp;°C + 273.15) and the [[triple point]] of water is at 273.16 K.
 ==Rankine scale==
@@ Line 17: / Line 15: @@
 Thus, the freezing point of water would be 491.6 °R (32&nbsp;°F + 459.6), and the boiling point of water would be 671.6 °R (212&nbsp;°F + 459.6).
 [[Category:Units of Temperature]]

@@ Line 9: / Line 9: @@
 The Kelvin scale, which is based on the Celsius scale, sets the absolute zero point at 0 Kelvin (or just 0K).
-Thus, the melting point of water would be 273.16 K (0&nbsp;°C + 273.16). Likewise, the boiling point of water is 373.16 K (100&nbsp;°C + 273.16).
+Thus, the melting point of water would be 273.15 K (0&nbsp;°C + 273.15).<ref name="Britannica">[https://www.britannica.com/science/kelvin Kelvin] (www.britannica.com)</ref> Likewise, the boiling point of water at pressure 1 atm is 373.15 K (100&nbsp;°C + 273.15) and the [[triple point]] of water is at 273.16 K.
 ==Rankine scale==

← Older revision		Revision as of 20:23, March 5, 2012
Line 1:		Line 1:
−	~~troll!!!!!!~~	+	The term '''absolute temperature scale''' usually refers to the [[Kelvin]] temperature scale, but can also refer to the [[Rankine]] scale. These scales are based on the conventional scales for measuring temperature - [[Celsius]] in most non-US countries and [[Fahrenheit]] in the [[United States]].
		+
		+	==Need for an absolute scale==
		+	Chemists and physicists working with [[gas]]es came to the realization that the conventional temperature scales were not adequate for characterizing the effect of temperature on the decrease in [[volume]] and [[pressure]] of gases with the corresponding decrease in the actual temperature of the gases.
		+
		+	Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas\|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.16 °C (-459.6 °F).
		+
		+	==Kelvin scale==
		+	The Kelvin scale, which is based on the Celsius scale, sets the absolute zero point at 0 Kelvin (or just 0K).
		+
		+	Thus, the melting point of water would be 273.16 K (0°C + 273.16). Likewise, the boiling point of water is 373.16 K (100 °C + 273.16).
		+
		+	==Rankine scale==
		+	Like the Kelvin scale, the absolute zero temperature on the Rankine scale is at its zero point - 0°R. However, one degree on the Rankine scale is one degree on the Fahrenheit scale.
		+
		+	Thus, the freezing point of water would be 491.6 °R (32 °F + 459.6), and the boiling point of water would be 671.6 °R (212 °F + 459.6).
		+
		+	[[Category:Units of Temperature]]

← Older revision		Revision as of 20:16, March 5, 2012
Line 1:		Line 1:
−	The term '''absolute temperature scale''' usually refers to the [[Kelvin]] temperature scale, but can also refer to the [[Rankine]] scale. These scales are based on the conventional scales for measuring temperature - [[Celsius]] in most non-US countries and [[Fahrenheit]] in the [[United States]].	+	troll!!!!!!
−
−	~~==Need for an absolute scale==~~
−	Chemists and physicists working with [[gas]]es came to the realization that the conventional temperature scales were not adequate for characterizing the effect of temperature on the decrease in [[volume]] and [[pressure]] of gases with the corresponding decrease in the actual temperature of the gases.
−
−	Ultimately, they realized that if they could decrease the temperature of an [[Ideal Gas\|ideal gas]] to a point where all [[molecular motion]] ceased, that would be a good "[[absolute zero]]" point. They found that this temperature would be -273.16 °C (-459.6 °F).
−
−	~~==Kelvin scale==~~
−	~~The Kelvin scale, which is based on the Celsius scale, sets the absolute zero point at 0 Kelvin (or just 0K).~~
−
−	~~Thus, the melting point of water would be 273.16 K (0°C + 273.16). Likewise, the boiling point of water is 373.16 K (100 °C + 273.16).~~
−
−	~~==Rankine scale==~~
−	~~Like the Kelvin scale, the absolute zero temperature on the Rankine scale is at its zero point - 0°R. However, one degree on the Rankine scale is one degree on the Fahrenheit scale.~~
−
−	~~Thus, the freezing point of water would be 491.6 °R (32 °F + 459.6), and the boiling point of water would be 671.6 °R (212 °F + 459.6).~~
−
−	~~[[Category:Units of Temperature]]~~

@@ Line 11: / Line 11: @@
 Thus, the melting point of water would be 273.16 K (0°C + 273.16). Likewise, the boiling point of water is 373.16 K (100 °C + 273.16).
-==Rankine Scale==
+==Rankine scale==
 Like the Kelvin scale, the absolute zero temperature on the Rankine scale is at its zero point - 0°R. However, one degree on the Rankine scale is one degree on the Fahrenheit scale.