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  • The Ratio of Root mean square velocity ot oxygen at to that of Nitrogen at <img alt="500

The Ratio of Root mean square velocity ot oxygen at 50 \mathrm{~K} to that of Nitrogen at 500 \mathrm{~K} is closed to ?

Option: 1

1.18


Option: 2

29


Option: 3

35


Option: 4

1.54


Answers (1)

best_answer

\mathrm{\text { VrMS }=\sqrt{\frac{3 R T}{M}}}
\mathrm{\frac{(V a M S) O_{2}}{(V a M S) N_{2}}=\frac{\sqrt{\frac{3 R \times 50}{32}}}{\frac{3 \times R \times 500}{28}}=\sqrt{\frac{50 \times 28}{500 \times 32}}=29}

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Anam Khan

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