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Grade: 12

                        

pls explain................................................................

6 months ago

Answers : (1)

Vikas TU
12279 Points
							
Dear student 
ΔTF=ixm×KF
ΔTF=i×Kf
for ionic compounds vant Hoff factors is equal to the number of discrete ions in a formula unit of the substance.
In First option 1 number of ions =2
In second option 2 Number of ions =1
In third option 3 Number if ions =4
In forth option 4 Number if ions =3
So, value if i will be lowest for A and B 
6 months ago
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