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120g of urea is present in 5L of solutio...

120g of urea is present in 5L of solution, the active mass of urea is

A

`0.2`

B

`0.06`

C

`0.4`

D

`0.08`

Text Solution

Verified by Experts

The correct Answer is:
C
Active `"mass"=("moles")/("Litre")`
`=("wt. in gm/molecular wt.")/("V in litre")=(120//60)/(5)=2/5=4`
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