5. If M is the molar mass, R the gas constant, T the temperature, and P its pressure, which of the following expressions represents the density of a gas?
(A)\( \frac{PM}{RT} \)
(B)\( \frac{RM}{PT} \)
(C)\( \frac{RMP}{T} \)
(D)\( \frac{RTM}{p} \)
(E)\(\frac{RT}{PM} \)
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統計: 尚無統計資料
統計: 尚無統計資料