Answer:

find out the osmotic pressure of desi molal solution at 20 degree celsius

@ ritika

from up hamirpur

Verified answer

We have,

i=1+α(n−1)

here we have α=0.8

and n = 2

we get, i = 1.8

given decinormal solution(n-factor for NaCl =1)

∴C=0.1M

π=i∗C∗R∗T

π=1.8∗0.1∗0.082∗300

π=4.43atm