Which of the Following Statements Describes What Initially Happens When

question 20

Multiple Choice

Which of the following statements describes what initially happens when surfactants are dissolved in water?

• A) The surfactant molecules accumulate at the surface of the water.
• B) The surfactant molecules combine with ions in the water to form spheres.
• C) The surfactant molecules self-assemble into spheres where the hydrophobic tails point towards the interior of the sphere.
• D) The surfactant molecules self-assemble into spheres where the hydrophobic tails point towards the exterior of the sphere.
• E) None of the above.

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Definitions:

T-Test

A type of statistical test that is used to compare the means of two groups to determine if the differences between them are statistically significant.

Coefficient Of Correlation

A statistical measure that calculates the strength and direction of a linear relationship between two variables; its value ranges from -1 to 1.

Variation

is a measure of the spread of data points in a dataset from the mean or another central value.

Test Statistic

A calculated value used in statistical testing to determine whether to reject the null hypothesis of a study.