Question

What is the rms speed of `O_2` molecules at at 295 K?

Answer 1

`sf(479.4color(white)(x)"m/s")`

Explanation:

You can calculate the rms speed using:

`sf(v_(rms)=sqrt((3RT)/(M_r)))`

Putting in the numbers:

`sf(v_(rms)=sqrt((3xx8.31xx295)/(0.0320))=497.4color(white)(x)"m/s")`