What Is the Mole Fraction of Water in a Solution

question 43

Multiple Choice

What is the mole fraction of water in a solution that is 33.3% by mass ethylene glycol? The molar mass of ethylene glycol,HOCH₂CH₂OH,is 62.07 g/mol.

• A) 0.127
• B) 0.290
• C) 0.368
• D) 0.667
• E) 0.873

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