18. Solution to Chemistry Problem
15. The saturated vapor pressure over a 5% (mass) aqueous solution of NaCl at 20 C is 17.0 mm Hg, and at 100 C - 736 mm Hg. Calculate the degrees of dissociation of NaCl under the specified conditions and explain the results. Do you think that the dissociation of NaCl is accompanied by the absorption or release of heat?
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