1.

If 15 gm of a solute in 100 gm of water makes a solution that freezes at -1.0 ^(@) C ,then 30 gm of the same solution the freezes at

Answer»

`-0.5^(@) C`
`-2.0^(@)C`
`0^(@)C`
`2.0^(@)C`

Solution :As the amount of the solute is doubled , `DELTA T ` will ALSO be doubled.


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