10. Four identical 1.0-L flasks contain the gases He, Cl2, CH4, and NH3, each at 0℃ and 1 atm pressure. Which gas has the highest density?
(A) NH3
(B) CH4
(C) CI2
(D) He
(E) all the gases have the same density.
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統計: A(0), B(0), C(16), D(1), E(2) #2735498
統計: A(0), B(0), C(16), D(1), E(2) #2735498