Calculate the degree of dissociation for NaCl
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Osmotic pressure = 4.26 atm
T = 27 + 273 = 300 K
C = 0.1
R = 0.821 L atm K^-1 mol^-1
π = i CRT
i = π / CRT = 4.26 / 0.1 x 0.821 x 300 = 0.173
i = Observed moles / Total moles = 1 + α / 1
i = 1 + α
0.173 = 1 + α
α = 1 - 0.173 = 0.827 = 82.7 %
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