Engineering Board Exam Reviewer · Thermodynamics · medium
What is the specific gas constant of a gas with a molecular weight of 28 kg/kmol (e.g., nitrogen)?
- 0.2969 kJ/kg· K
- 232.8 kJ/kg· K
- 3.3678 kJ/kg· K
- 0.2870 kJ/kg· K
Answer
A. 0.2969 kJ/kg· K
Solution
R = R/M = 8.314/28 = 0.2969 kJ/kg· K.
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