Which of These Aqueous Solutions Has the Highest PH

question 26

Multiple Choice

Which of these aqueous solutions has the highest pH?

• A)0.100 M NaOH
• B)0.100 M Na₂O
• C)0.100 M Na₃N
• D)all of these solutions have the same pH due to the leveling effect
• E)these all are solutions of weak bases, so K_b values are needed in order to decide

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Definitions:

Pericardial Cavity

Space within the mediastinum in which the heart is located.

Pulmonary Circulation

The portion of the cardiovascular system that carries deoxygenated blood from the heart to the lungs and returns oxygenated blood back to the heart.

Fibrous Pericardium

The tough, fibrous outer layer of the pericardium that provides mechanical protection and stabilization to the heart.

Parietal Pericardium

Serous membrane lining the fibrous portion of the pericardial sac.