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]
Consider two equal volumefh(m j.zm g4w+s of gas at a given temperature and px-aj(t7*t is/mnu s9 ppx:qr9 ressure. One gas, oxygen, has a molecular mass 9pjtrn(:x pumq/is 9t-7xa*s of 32. The other gas, nitrogen, has a molecular mass of 28. What is the ratio of the number of oxygen molecules to the number of nitrogen molecules?
A. 32:28
B. 28:32
C. 1:1
D. none of the above
参考答案: C
本题详细解析:
暂无
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