Calculate the PH of a Buffer That Is 0

question 56

Multiple Choice

Calculate the pH of a buffer that is 0.145 M HC₂H₃O₂ and 0.202 M KC₂H₃O₂.The K_a for HC₂H₃O₂ is 1.8 × 10^-5.

• A) 4.89
• B) 9.01
• C) 4.74
• D) 5.05
• E) 4.60

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Definitions:

Mesopotamia

An ancient region in the Eastern Mediterranean known as the "Cradle of Civilization," where the world's first cities, writing systems, and complex societies emerged, located in present-day Iraq and parts of Iran, Syria, and Turkey.

Chronological Order

The arrangement of events in the sequence of their occurrence in time.

Geographical Areas

Defined regions or spaces on the Earth's surface, whether natural or human-made, varying in size and defined by geographic boundaries.

Mutation

The chance alteration of genetic material that produces new variation.