polyisobutylene

at 25°C a solution containing 0.2 of polyisobutylene in 100cc of benzene,developed a rise of 2.4 mm at osmotic equilibrium.calculate the molecular weight of polysiobutylene if the density of solution is 0.88g/cc

6 Answers

1
JOHNCENA IS BACK ·

σφωκργδθλμαβ

1
JOHNCENA IS BACK ·

try this too!

1
JOHNCENA IS BACK ·

try!

1
JOHNCENA IS BACK ·

???????????

1357
Manish Shankar ·

I think this can be solve in this way
I 'm not sure of this

hρg=p=CRT=nRT/V=WRT/MV

M=WRT/hρgV=0.2*8.31*298/(2.4*10-3*0.88*103*9.8*100*10-6)
=2.4*105

1
°ღ•๓яυΠ·

sir
where's d vant hoff factor ??

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