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30% weight by volume of urea. what is the mass of solvent. |
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Answer» Answer: 30%(w/v) of urea MEANS 30G pf urea in 100ml of SOLUTION. Weight Of solution Is=Volume Of solution × DENSITY of Solution. Weight Of Solution=100×1.2=120g Now, weight of solvent=weight of solution-weight of solute So, weight of solvent=120–30=90g |
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