The Forward Rate Constant, K_f, and Reverse Rate Constant, K_r

question 54

Multiple Choice

The forward rate constant, k_f, and reverse rate constant, k_r, for a chemical reaction are not equal. Which of the following must be true?

• A)The reaction will be unable to achieve equilibrium.
• B)k_f and k_r will become equal as equilibrium is approached, owing to concentration changes.
• C)k_f and k_r will become equal as equilibrium is approached, owing to temperature changes.
• D)k_f and k_r will remain unequal but the rates will become equal, owing to concentration changes.
• E)k_f and k_r will remain unequal but the rates will become equal, owing to temperature changes.

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Definitions:

Ku Klux Klan

Group organized in Pulaski, Tennessee, in 1866 to terrorize former slaves who voted and held political offices during Reconstruction; a revived organization in the 1910s and 1920s that stressed white, Anglo-Saxon, fundamentalist Protestant supremacy; revived a third time to fight the civil rights movement of the 1950s and 1960s in the South.

Native-Born Protestants

Individuals born in a country, identifying as Protestants, emphasizing their native status in contrast to immigrants or minorities.

Herbert Hoover

He was the 31st President of the United States, serving from 1929 to 1933, and his presidency is often remembered for the onset of the Great Depression.

Laissez-Faire Republicans

Members of the Republican Party in the United States who advocate for minimal government intervention in the economy and business practices, favoring a free-market approach.