Chem Question...Please Help!!?

At 10°C one volume of water dissolves 3.10 volumes of chlorine gas at 1.00 atm pressure. What is the Henry's Law constant in mol L-1 atm-1? (R = 0.0821 atm L mol-1 K-1)?

A) 0.13

B) 0.043

C) 3.1

D) 3.8

E) 36.

1 Answer

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  • 7 years ago
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    C = k*P

    then

    k = C/P

    P = 1atm

    C :

    n = P*V/RT = 1*3.10 / (0.083*283) = 0.134mol

    0.134mol/1L = 0.134 M = C

    k = 0.134/1 = 0.134mol*L^-1*atm^-1

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