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Dissolving 120g of urea (mol wt = 60) in...

Dissolving `120g` of urea (mol wt `= 60)` in 1000g of water gave a solution of density 1.15 g/mL. The molarity of the solution is

A

`0.50M`

B

`1.78M`

C

`1.02M`

D

`2.05M`

Text Solution

Verified by Experts

The correct Answer is:
D
`M = (120 xx 1000)/(60 xx (1120)/(1.15)) = 2.05`
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