有甲、乙兩種氣體，於同溫同容器中分別裝入相同質量 M，測得壓力分別為 380 及 570 mmHg。則甲氣體與乙氣體之分子量比為：(A)2：3 (B)3：2 (C)3：4 (D)4：3

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44. 有甲、乙兩種氣體，於同溫同容器中分別裝入相同質量 M，測得壓力分別為 380 及 570 mmHg。則甲氣體與乙氣體之分子量比為：
(A)2：3
(B)3：2
(C)3：4
(D)4：3

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