Given the Following Reaction, What Can Be Said About the Equilibrium

question 39

Multiple Choice

Given the following reaction, what can be said about the equilibrium concentrations of the components of the reaction? (do not assume that concentrations began at standard conditions)
Pyruvate + NADH + H⁺
Lactate + NAD⁺
ΔG°′ = −25.2 kJ/mol

• A) [pyruvate] > [NADH]
• B) [pyruvate] < [NAD⁺]
• C) [NAD⁺] > [NADH]
• D) [pyruvate] > [lactate]
• E) cannot determine

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Definitions:

Salivary Amylase

An enzyme found in saliva that begins the process of breaking down starches into sugars during digestion.

Hydrochloric Acid

A strong, corrosive acid that is a solution of hydrogen chloride (HCl) in water, used industrially and in digestion in the stomach.

Deactivated

A state in which a biological or chemical process, entity, or system is rendered inactive or non-functional.

Proteins

Large, complex molecules essential for the structure, function, and regulation of the body's tissues and organs.