Which Statement BEST Describes What It Means for the Acid-Base

question 80

Multiple Choice

Which statement BEST describes what it means for the acid-base reaction between acetic acid and water to be in equilibrium? CH₃COOH + H₂O ⇌ CH₃COO^- + H₃O⁺

• A) The mass of acetic acid and acetate is equal.
• B) The number of moles of acetate equals the number of moles of acetic acid.
• C) The number of moles of hydronium equals the number of moles of water.
• D) The forward and reverse reactions proceed at the same rate.
• E) The reaction is balanced.

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Definitions:

Downward-Sloping

Describes a line or curve on a graph that descends from left to right, indicating a negative relationship between two variables.

Purely Competitive

A market scenario where all participants sell indistinguishable goods, ensuring no one seller can influence prices, creating an ideal competition.

Market Supply Curve

A graphical representation showing the relationship between the price of a good and the total output of the good all producers are willing to supply.

Remaining Firms

Businesses that continue to operate in a market after others have exited, often due to competitive advantages or niches.