1.

2m urea solution is diluted from 2 kg to 5 kg by addition of water. Calculate molality of diluted solution (Molecular weight of urea = 60 g/ mol)

Answer»

0.4 m
1.2 m
0.6 m
0.8 m

Solution :`M=2=(X XX1)/(2xx60)=240` GM
`THEREFORE M=(240xx1)/(5xx60)=0.8 M`


Discussion

No Comment Found

Related InterviewSolutions