A 2500 ML Sample of H₃PO₄ Solution Is Neutralized by Exactly

question 63

Multiple Choice

A 25.00 mL sample of H₃PO₄ solution is neutralized by exactly 54.93 mL of 0.04345 M Ca(OH) ₂. What is the molarity of the H₃PO₄ solution?

• A) 0.0636 M
• B) 0.09546 M
• C) 0.1432 M
• D) 0.2148 M
• E) 0.2897 M

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Definitions:

Flagella

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Simple aquatic animals with a porous body that water flows through, belonging to the phylum Porifera.

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The cells of muscles that contract to produce movement. Muscle fibers are long, cylindrical cells that make up skeletal muscle.