Verified Solution • 2025–26 Session moderate

QNEET-2023-Ph-333: NEET 2023 Physics - Class 11 NEET-2023-Ph-333 Solution: A container of volume \(200\ {cm}^3\) contains 0.2 mole of…

A container of volume 200 cm3200\ \text{cm}^3 contains 0.2 mole of hydrogen gas and 0.3 mole of argon gas. The pressure of the system at temperature 200 K (R = 8.3 J K−1mol−1K^{-1} mol^{-1}) will be :- 6.15×105 Pa6.15 \times 10^5\ \text{Pa} 6.15×104 Pa6.15 \times 10^4\ \text{Pa} 4.15×105 Pa4.15 \times 10^5\ \text{Pa} 4.15×106 Pa4.15 \times 10^6\ \text{Pa}

Multiple Choice Options

  • A 6.15×105 Pa6.15 \times 10^5 \mathrm{~Pa} 6.15 _ 1 0 5   Pa
  • B 6.15×104 Pa6.15 \times 10^4 \mathrm{~Pa} 6.15 _ 1 0 4   Pa
  • C 4.15×105 Pa4.15 \times 10^5 \mathrm{~Pa} 4.15 _ 1 0 5   Pa
  • D 4.15×106 Pa4.15 \times 10^6 \mathrm{~Pa} 4.15 _ 1 0 6   Pa

Step-by-Step Verified Solution

P mix  = ( _ 1 + _ 2 ) RT mix  V mix  = ( 0.2 + 0.3 ) _ 8.3 _ 200 200 _ 10 _ 6 = 0.5 _ 8.3 _ 200 200 _ 10 _ 6 P mix  = 4.15 _ 10 6 P a

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