Saved Bookmarks
| 1. |
The mass of H_2 molecule is 3.32 xx 10^(-24) g. If 10^(23) hydrogen molecules per second strike 2 cm^(2) of wall at an angle of 45° with the normal, when moving with a speed of 10^(5) cm/s, the pressure exerted on the wall is nearly. |
|
Answer» `1350 "N/m"^(2)` |
|