The temperature of an open room of volume 30 m 3 increases from 17°C to 27°C due to the…
Physics · JEE Advanced · NTA Exams — Kinetic Theory of Gases
The temperature of an open room of volume 30 m3 increases from 17°C to 27°C due to the sunshine. The atmospheric pressure in the room remains 1 × 105 Pa. If Ni and Nf are the number of molecules in the room before and after heating, then Nf – Ni will be
- –1.61 × 1023
- 1.38 × 1023
- 2.5 × 1025
- –2.5 × 1025
Answer
(A) –1.61 × 10 23
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