KCET2009ChemistryStates of Matter
The rms velocity of molecules of a gas of density 4 ~kg ~m ⁻³ and pressure 1.2 10⁵ Nm ⁻² is
Options
- A300 ~ms ⁻¹
- B900 ~ms ⁻¹
- C120 ~ms ⁻¹
- D600 ~ms ⁻¹
Correct answer
A. 300 ~ms ⁻¹
Step-by-step solution
aligned v _ rms &= 3 p d &= 3 1.2 10⁵ 4 =300 ~ms ⁻¹ aligned