本题目来源于试卷: Internal energy and r.m.s. speed，类别为 美国物理杯赛(Physics Bowl)
[单选题]
05.40: A new monatom-d)b ; j lhg5l,ejpqn;ic ideal gas is discovered andqnx lvcas;tzy5/ijq /y5 682 eh .e0qd named “Physicsbowlium.” A pure 4-mole sample is sitting in a container at eqa q/qyy0;6eq5 es8 tli .d2 hx5ncvj/zuilibrium in a $20.0^{\circ}C$ environment. According to the kinetic theory of gases, what is the average kinetic energy per molecule for this gas?
A. $4.14\times\:10^{-22}J$
B. $6.07\times\:10^{-21}J$
C. $2.02\times\:10^{-21}J$
D. 3652 J
E. The molar mass of the gas is needed to answer this question.
参考答案: B
本题详细解析:
暂无
| 
