10 ml of FeC2O4 solution requires 30 ml of 0.4 M KMnO4 solution in acidic medium for titration. 25 ml of the same FeC2O4 solution is mixed in some water to make a solution containing 900g of water. Which of the following is/are true for this solution?Kf for water =1.8/Kkg/mol )

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

Freezing point of the solution is 0.2 K

The RLVP of the solution is approximately 2×10−3

Osmotic pressure of the initial FeC2O4 solution is 49.2 atm at 300 K

Osmotic pressure of the initial KMnO4 solution (without acid) is 19.68 atm at 300 K

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

FeC2O4+KMnO4→ Mn2++Fe3++CO2⇒ 10 ×3×M=30×0.4×5M=2⇒π=2×0.82×300×2=49.2 atm ×2=98.4 atmπKMnO4=0.4×0.082×300×2=19.68 atmIn the new FeC2O4 solution nFeC2O4=251000×2=120RLVP=120×2120×2+90018=110110+50=1500andΔT1=1.8×1200.9×2=2×1.8×118=0.2KTf=−0.2K

Watch 3-min video & get full concept clarity

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Books for IIT JEE

Best Books for NEET

Get Expert Academic Guidance – Connect with a Counselor Today!

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Books for IIT JEE

Best Books for NEET