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用自制的等温稀释型量热计测定了298.15K时苯+环己烷、苯+正己烷、正己烷+环己烷三对二元系和苯+环己烷+正己烷三元系的过量焓。根据Flory理论和UNIQUAC模型对所得二元系过量焓的数据进行关联,由关联所得的二元相互作用参数,预测了苯+环己烷+正己烷三元系的过量焓。结果良好。
The excess of benzene + cyclohexane, benzene + n-hexane, n-hexane + cyclohexane three pairs of binary systems and benzene + cyclohexane + n-hexane ternary system was measured at 298.15K with a homemade isothermal dilution type calorimeter Enthalpy. According to the Flory theory and the UNIQUAC model, the excess enthalpy data of the binary system were correlated. The excess enthalpy of the benzene + cyclohexane + n-hexane ternary system was predicted from the binary interaction parameters obtained from the correlation. The result is good.