chemistry

the mole fraction of urea (molar mass = 60g/mole) in a solution prepared by dissolving 16g of urea in 39g of h2o

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  1. moles urea = 16g/60
    moles H2O = 39/18
    mole fraction urea = moles urea/total moles.

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  2. thanks this will help me in solving my other problems...

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  3. 0.11

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