A 2500-ML Sample of Propionic Acid,HC₃H₅O₂,of Unknown Concentration Was Titrated with with 0.145

question 44

Multiple Choice

A 25.00-mL sample of propionic acid,HC₃H₅O₂,of unknown concentration was titrated with 0.145 M KOH.The equivalence point was reached when 43.02 mL of base had been added.What was the original concentration of the propionic acid?

• A) 0.295 M
• B) 0.125 M
• C) 0.084 M
• D) 0.145 M
• E) 0.250 M

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Definitions:

Internal Structures

The organs, bones, and other bodily elements that exist within the body and contribute to its complex functionality.

Glomerular Capsule

A cup-like sac at the beginning of the tubular component of a nephron in the kidney that performs the first step in the filtration of blood to form urine.

Simple Cuboidal Epithelium

A single layer of cube-shaped cells, found lining glands and ducts, involved in secretion and absorption.

Podocytes

Podocytes are specialized cells in the kidney that wrap around capillaries of the glomeruli, playing a key role in the filtration of blood to form urine.