Chemistry
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Standard Temperature and Pressure Calculator.
Compare declared IUPAC 100 kPa and legacy 1 atm STP conventions.
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01
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02 / ANSWER
Pressure: 100 kPa
Temperature: 273.15 K
Molar volume: 22.710955 L
Sample volume: 22.710955 L
How to Use
Every model convention and source-dependent parameter is visible. Results update automatically after each edit.
FAQs
What chemistry model is used?
Compare declared IUPAC 100 kPa and legacy 1 atm STP conventions. The page states its idealized formula, selected convention, and valid input range.