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 monatomic idhjy8u-/39lpfu5vv yl eal gwmzsbi(7 .5*p: jsdj0n( jif(dv *nsfas is discovered and named “Physicsbowlium.” A pure 4-mole sapjsv. n(j7fin:d(zd* bmsf 0*(is wj5mple is sitting in a container at equilibrium 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
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