問題詳情
7. Consider three 1-L flasks at the same temperature and pressure. Flask A contains CO gas, flask B contains N2 gas, and flask C contains O2 gas. Which contains the lowest density?
(A) flask A
(B) flask B
(C) flask C
(D) Two of the flasks contain gases at the same density.
(E) All are the same
參考答案
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中