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Find the rms speed of oxygen molecules at T = 300 K — JEE Physics

NNimalPerera82 Asked 1mo ago 887 views 1 answer

Find the rms speed of oxygen molecules at $T = 300$ K. (Molar mass of O₂ = 32 g/mol)

1 Answer

VAVidaara Admin ✓ Vidaara Team ✓ Accepted · 1mo ago ▲ 11

$$v_{rms} = \sqrt{\frac{3RT}{M}} = \sqrt{\frac{3 \times 8.314 \times 300}{0.032}} = \sqrt{233,306} \approx 483 m/s$$

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Discussion (2)

MT
How do we know the approximation is valid here?
Manish Tiwari · 1mo ago
O
This is exactly the kind of step-by-step I needed. Respect.
OliviaCarter62 · 1mo ago
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