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jlock02:
A student prepares a solution by dissolving 30.0 grams of urea (CON2H4, 60.056 g/mol) in 36.0 grams of water. What is the mole fraction of water in this solution?
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jlock02:
someone who works 40 hours a week and has no other choice
NotLeiland:
Give me a minute I'll figure it out
Vocaloid:
convert both urea and water to moles by dividing their masses by their respective molar masses. from there, calculate (moles water) / (total # of moles)
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