Mathematical and Physical Journal
for High Schools
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# Problem P. 4650. (September 2014)

P. 4650. There is a mixture of 12 grams Helium and 16 grams Oxygen in a 25-litre bottle. What is the density and the pressure of this gas at a temperature of 27 $\displaystyle {}^\circ$C?

(3 pont)

Deadline expired on October 10, 2014.

### Statistics:

 141 students sent a solution. 3 points: 73 students. 2 points: 50 students. 1 point: 14 students. 0 point: 4 students.

Problems in Physics of KöMaL, September 2014