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1. |
The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol Xᴍ satisfies |
A. | Xᴍ < 0.5 |
B. | Xᴍ = 0.5 |
C. | 0.5 < Xᴍ < 0.64 |
D. | Xᴍ ≥ 0.64 |
Answer» E. | |