Distillation of Mixtures of Ethanol and Water Cannot Increase the Ethanol

question 41

Short Answer

Distillation of mixtures of ethanol and water cannot increase the ethanol content of the mixture above 95% because this solution boils at a lower temperature than either pure ethanol or pure water. The term which describes this lower boiling mixture is ________.

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Definitions:

Quasi-Experiments

Research designs that lack random assignment of participants to conditions but employ other methods to examine cause-and-effect relationships.

Quasi-Experimental Designs

Research designs that approximate the control features of true experimental designs but lack random assignment to treatment and control groups.

Types

Distinctive categories or varieties of objects, individuals, or phenomenons characterized by specific common features.

Experimental Control

A component of scientific experiments where variables are kept constant to accurately assess the effect of the independent variable on the dependent variable.