Calculate the PH of a Buffer That Is 0

question 78

Multiple Choice

Calculate the pH of a buffer that is 0.158 mol L^-1 HClO and 0.099 mol L^-1 NaClO. The K_a for HClO is 2.9 × 10^-8.

• A) 7.54
• B) 6.67
• C) 3.77
• D) 6.46
• E) 7.33

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Definitions:

Right Ventricle

The chamber of the heart that receives deoxygenated blood from the right atrium and pumps it into the pulmonary arteries.

Left Atrium

The upper left chamber of the heart that receives oxygenated blood from the lungs and pumps it into the left ventricle.

Diastole

The phase of the cardiac cycle during which the heart relaxes and fills with blood after contraction.

Electrocardiogram

A test that measures the electrical activity of the heart to show whether or not it is working normally.