The General Structure of a Soap Molecule Is Shown Below

question 30

Multiple Choice

The general structure of a soap molecule is shown below.The carboxylate "head" of the soap molecule is best described as which of the following?

• A)hydrophobic
• B)lipophilic
• C)hydrophilic
• D)nonpolar
• E)polymeric

---

Definitions:

Expected Value

The average outcome that one can expect to occur after many repetitions of a random experiment.

Error

A difference between a computed, estimated, or measured value and the true, specified, or theoretically correct value.

Prediction Interval

An estimate that provides a range within which a future observation is expected to fall, with a specified probability of the true value lying within this range.

Linear Regression

A mathematical technique that models the link between a dependent variable and one or more independent variables through fitting a linear equation to the data observed.