Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • What is the root mean square velocity (in m/sec) of a molecule in a sample of oxygen at <img alt="\small 0^{\circ}C" src="https://entrancecorner.oncodecogs.com/gif.latex?%5Cdpi%7B100%7D%2

What is the root mean square velocity (in m/sec) of a molecule in a sample of oxygen at \small 0^{\circ}C?

Option: 1

389


Option: 2

461


Option: 3

523


Option: 4

347


Answers (1)

best_answer

We have
T = 273 K
Molar mass = 32 g or  3.2\times 10^{-2}  Kg/mol
We know that rms velocity is given as follows:

 \mathrm{V_{RMS} = \sqrt{\frac{3RT}{M}}}

\mathrm{\Rightarrow V_{RMS} = \sqrt{\frac{3\times 8.314 \times 273}{32 \times 10^{-3}}}}

\mathrm{\Rightarrow V_{RMS} =461 \ m/s}


 

Posted by

Ritika Jonwal

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks

Similar Questions

Trending Articles/News

anam-khan

‘Don’t lose confidence in exam hall’: AIR 7 Keshav Mittal shares last-minute tips for NEET 2026 aspirants
anam-khan

NEET UG 2026 City Slip (OUT) LIVE: NTA issues allotment slip; admit card soon, exam on May 3
anam-khan

NEET UG 2026 city intimation slip out for over 26 lakh; exam on May 3

Latest Question