Engineering Board Exam Reviewer · Thermodynamics · medium
A gas in a rigid container is at 200 kPa and 300 K. If it is heated to 450 K, what is its final pressure?
- 133.3 kPa
- 300 kPa
- 250 kPa
- 450 kPa
Answer
B. 300 kPa
Solution
Gay-Lussac's law: P2 = P1(T2/T1) = 200(450/300) = 300 kPa.
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