For a Chemical Reaction to Be Considered for Use in a Fuel

question 166

Multiple Choice

For a chemical reaction to be considered for use in a fuel cell, it is absolutely essential for the ________

• A)free-energy change to be negative.
• B)reactants to be solids.
• C)reactants to be liquids.
• D)reactants to be gases.
• E)free-energy change to be positive.

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Definitions:

Likert Scale

A psychometric scale commonly involved in research that utilizes questionnaires, to measure respondents' attitudes or feelings towards a subject.

Attitudinal

Relating to, based on, or expressing an attitude, often referring to consumer attitudes towards products, brands, or services.

Dichotomous

Relating to or involving a division or contrast between two completely opposed or different things.

Dependent Variables

Variables in research that are expected to change as a result of an experiment's independent variable manipulation.