Specific Gas Constant Calculator
Use the Specific Gas Constant Calculator for a transparent, instant calculation with validated inputs and cited sources. For a query such as “gas constant r”, enter the matching values and units below and review the stated assumptions.
How to use this calculator
Enter the requested values and units.
Review the assumptions and any warnings shown with the result.
Use the result together with the cited source and your real-world requirements.
Formula
Specific gas constant = 8,314.462618 ÷ molar mass in g/mol, yielding joules per kilogram-kelvin.
Worked example
Worked example: Inputs: Molar mass: 28.965 g/mol. Outputs: Specific gas constant: 287.05205 J/(kg·K).
Assumptions and limits
- The result depends on the values, units, and assumptions entered. It does not infer missing context.
Sources
- National Institute of Standards and Technology: CODATA Value: molar gas constantReference material reviewed for the stated method, units, or domain. Confirm that its scope matches your use case. Reviewed 2026-08-14.
Related calculators
Frequently asked questions
How does the Specific Gas Constant Calculator work?
Specific gas constant = 8,314.462618 ÷ molar mass in g/mol, yielding joules per kilogram-kelvin.
What should I enter?
Molar mass
What should I verify?
Review the assumptions and any warnings shown with the result. The result depends on the values, units, and assumptions entered. It does not infer missing context.
Last updated 2026-08-14 · science-specific-gas-constant-v1 · opportunity-content-2026-08-14 · Trusty Calculator Editorial Team