The Graph Shown Below Depicts the Relationship Between Concentration and Time

question 38

Multiple Choice

The graph shown below depicts the relationship between concentration and time for the following chemical reaction. The slope of this line is equal to __________.

• A)k
• B)-1/k
• C)ln[A]_o
• D)-k
• E)1/k

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Definitions:

Entropy

A measure of the disorder or randomness in a system, often related to the number of available states a system can occupy.

% Conversion

The percentage indicating how much of the reactants have been transformed into products in a chemical reaction.

ΔG°

The change in standard Gibbs free energy during a chemical reaction, indicating spontaneity at standard conditions.

Enthalpy

A thermodynamic quantity equivalent to the total heat content of a system. It is equal to the internal energy of the system plus the product of pressure and volume.