本题目来源于试卷: Physics Unit13: Temperature and Kinetic Theory，类别为 通用国际物理
[单选题]
A container is filled with a mixture of helium and oxyp c) l0l-fhto992*gjv nu*gzc gen gases; ry9j:3b:xh5 yvacn/u:, wl, uzl liy. A thermometer in the container indicates that the temu: ,;/cy lyxy 9j3,wbvanl z 5r:hil:uperature is $22 \; ^{\circ}C$. Which gas molecules have the greater average kinetic energy?
A. It is the same for both because the temperatures are the same.
B. The oxygen molecules do because they are diatomic.
C. The helium molecules do because they are less massive.
D. The helium molecules do because they are monatomic.
参考答案: A
本题详细解析:
暂无
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