Calculate the mass of urea required in making 2.5 kg of0.25 molal aqueous solution
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Required mass is 37.5 g
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Hey!
Molarity=0.25m
Molarity mass of urea=14+2+12+16+14+2
=60gmol
Mass of solvent =2.5kg=2500gm
Mass of solute=?
Molality=wB×1000/Mb×wA
0.25=wB×1000/60×2500
Wb=37.5gm
Hope it's helpful!
Molarity=0.25m
Molarity mass of urea=14+2+12+16+14+2
=60gmol
Mass of solvent =2.5kg=2500gm
Mass of solute=?
Molality=wB×1000/Mb×wA
0.25=wB×1000/60×2500
Wb=37.5gm
Hope it's helpful!
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