Solve
Asked by brijk456
3rd September 2019,
12:06 AM
Answered by Expert
Answer:
Option (2) is correct.
Given:
Kf of water = 1.86 °C m−1
Weight of solute = 5 gm
Weight of solvent = 45 gm
Molar mass of Na2SO4 = 142
ΔTf = −3.82 °C
We know,
≈ 2.63
van't Hoff factor is 2.63
Answered by Expert
3rd September 2019,
3:30 PM
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