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An ideal gas at constant temperature and pressure expands and its
Options
(a) internal energy increases
(b) internal energy decreases
(c) internal energy remains same
(d) endropy increases and then decreases
Correct Answer:
internal energy remains same
Explanation:
Internal energy change (ΔE) is a function of temperature. So for constant temperature, ΔE is also zero i.e., internal energy remains same. [ΔE ∝ T]
Related Questions: - NaHCO₃ is prepared by
- Aniline on reaction with acetyl chloride gives
- Increasing order of rms velocities of H₂,O₂,N₂ and HBr is
- Which one of the following pairs of solution is not an acidic buffer
- The molar fraction of nitrogen, in a mixture containing 70 grams nitrogen,
Topics: Thermodynamics
(179)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- NaHCO₃ is prepared by
- Aniline on reaction with acetyl chloride gives
- Increasing order of rms velocities of H₂,O₂,N₂ and HBr is
- Which one of the following pairs of solution is not an acidic buffer
- The molar fraction of nitrogen, in a mixture containing 70 grams nitrogen,
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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