The Entropy Change on Vaporization $\Delta$ S_vap)of a Compound or Element Is
A)always Negative

question 2

Multiple Choice

The entropy change on vaporization ( $\Delta$ S_vap) of a compound or element is

• A)always negative.
• B)always positive.
• C)sometimes is positive and sometimes is negative.

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Definitions:

Covaries

When two variables change in relation to each other, suggesting a potential relationship or correlation between the two.

Double-Blind Procedure

A research or testing method in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

Experimenter's Bias

A distortion in research outcomes due to the researcher's expectations influencing the study.

Social Desirability

The tendency of respondents to answer questions in a manner that will be viewed favorably by others, often leading to over-reporting of 'positive' behaviors or under-reporting of 'negative' behaviors.