50 g urea (nh2conh2) is present in its 500 g solution. calculate molality(m)
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50 gram urea .so the water i=500-50=450gram.
the mol number of water is =450÷18=25.
molarity of the solution is=[50×1000]÷[500×25]=4
the mol number of water is =450÷18=25.
molarity of the solution is=[50×1000]÷[500×25]=4
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