The Equilibrium Constant for a Reaction Is Determined at Several

question 22

Multiple Choice

The equilibrium constant for a reaction is determined at several temperatures by measuring concentrations of reactants and products. To determine the standard enthalpy and entropy changes for the reactions, you need to plot ________ on the y-axis and ________ on the x-axis and fit the data to a linear equation. The slope of this line is equal to ________, and the intercept provides a value for ________.

• A)K; T;  H  /R;  S  /i
• B)ln(K); 1/T;  H  ;  S 
• C)ln(K); 1/T;  H  /R;  S  /R
• D)ln(K); 1/T;  S  /R;  H  /R
• E)ln(K); 1/T;  H  /R;  S  /R

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Definitions:

Dial Caliper

A precision measuring tool that uses a dial to indicate the distance between its jaws, enabling highly accurate measurements of length, depth, or diameter.

Component's

Pertaining to the individual parts or elements that make up a larger system or assembly.

Inside Size

The interior dimensions of a space or object, often referring to the habitable room or cargo space within a vehicle or any container.

Depth

The distance from the top or surface of something to its bottom or farthest point from the surface, often measured vertically.