Mathematical and Physical Journal
for High Schools
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Problem P. 4435. (April 2012)

P. 4435. There are 2 moles of Oxygen gas at a pressure of 0.2 MPa in a 15-liter container. What is the average speed of the molecules of the gas?

(3 pont)

Deadline expired on May 10, 2012.


Sorry, the solution is available only in Hungarian. Google translation

Megoldásvázlat. A termikus átlagsebesség: v=\sqrt{\frac{3pV}{nM}}=375~\frac{\rm m}{\rm s}.


Statistics:

144 students sent a solution.
3 points:87 students.
2 points:32 students.
1 point:20 students.
0 point:1 student.
Unfair, not evaluated:4 solutions.

Problems in Physics of KöMaL, April 2012