Buffer Solutions with the Component Concentrations Shown Below Were Prepared

question 49

Multiple Choice

Buffer solutions with the component concentrations shown below were prepared. Which of them should have the highest pH?

• A) [H₂PO₄^-] = 0.50 M, [HPO₄^2-] = 0.50 M
• B) [H₂PO₄^-] = 1.0 M, [HPO₄^2-] = 1.0 M
• C) [H₂PO₄^-] = 1.0 M, [HPO₄^2-] = 0.50 M
• D) [H₂PO₄^-] = 0.50 M, [HPO₄^2-] = 1.0 M
• E) [H₂PO₄^-] = 0.75 M, [HPO₄^2-] = 1.0 M

Grasp the equilibrium concept in market economics and how it is achieved or altered by external interventions.

Describe the relationship between supply and demand curves and price determination.

Recognize the mechanisms of price and nonprice rationing in allocating scarce resources.

Identify the implications of tariffs and international trade policies on domestic markets.

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