how to find the conc. of solution?

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  • August 27, 2011 at 5:24 am #32
    Tyler
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    If 6.023 × 1020 molecules of urea are present in 100 ml of its soln. then what is the conc. of urea soln. ?

    August 27, 2011 at 5:25 am #8585
    ahwriter
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    N0 = 6.023 × 1023 = 1 mol

    6.023 × 1020 molecules = 0.001 mol in 10 ml

    M = 0.01 M.

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