Science, asked by asmat231, 3 months ago

the density of a solution prepared by dissolving 129gof urea in 1000g of water is 1.15g/ml .what is the molarity of solution?

Answers

Answered by itZHakERKinG

2

Explanation:

Mass of solute = 120g

Mass of solvent = 1000g

Mass of solution = 1120g

Density of solution = 1.15g/mL

No of moles of solute =

60

120

=2mol

Volume of solution =

density

mass

=

1.15

1120

Molarity =

V

n×1000

=

1120

2×1.15×1000

=2.05M

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