Which of the Following Processes Is Exothermic

question 24

Multiple Choice

Which of the following processes is exothermic?

• A) the ionization of a melting snow atom
• B) the breaking of a boiling of water bond
• C) the boiling of water
• D) the condensation of water
• E) All of the above processes are exothermic.

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Definitions:

Variation

The differences or deviations among individuals or items within a population, causing diversity in characteristics or outcomes.

Explanatory Variables

Independent variables in a model that are presumed to affect or determine a dependent variable.

MSR/MSE

Mean Square Residual/Mean Square Error, a measure used in statistics to estimate the variance of error or residual components.

T-Test Statistic

A statistic derived from sample data to determine if there is a significant difference between the means of two groups under study.