Molar gas constant
What Molar gas constant means in Physics A-Level, as defined for AQA, OCR.
Definitions of Molar gas constant
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Reference: OCR
R = 8.31 J mol⁻¹ K⁻¹, which applies to a mole of particles.
The constant R in pV = nRT, equal to 8.31 J mol⁻¹ K⁻¹.
Topics that use Molar gas constant
- Ideal gases (A-level only) (AQA A-Level)
- Ideal gases (OCR A-Level)
Related terms
- Absolute zero
- Avogadro constant
- Boltzmann constant
- Gas laws
- Kelvin scale
- Assumptions of ideal-gas behaviour
- Assumptions of kinetic theory
- Boyle's law
Using Molar gas constant in the exam
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