30 gm. of urea are dissolved in 320 gm. of water. Calculate the mass – InterviewSolution

1.	30 gm. of urea are dissolved in 320 gm. of water. Calculate the mass by mass percent of the solution.
Answer» common salt (SOLUTE)=30 gMass of WATER (soluted) =320 gmass of solution=320+40 =360 gconcentration of solution= massofsolutionM mass ofsolute ×100360/30×100=1200%HENCE, the concentration of the solution is 1200%

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