Rayanecrazt25571 Rayanecrazt25571

29-02-2024
Physics

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What is the mole fraction of urea, CH₄N₂O (molar mass 60 g/mol), in an aqueous solution that is 55% urea by mass? Report answer with 3 decimals.
a) 0.682
b) 0.550
c) 0.734
d) 0.616

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