Water, pH and Macromolecules
The effectiveness or capacity of a buffer solution can be affected by

molar concentration of the buffer components
both (a) and (b)
temperature of buffer components
concentration of the conjugate base to the weak acid

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Water, pH and Macromolecules
Which of the following statements about water is correct?

Nonpolar substances like oils are not soluble in it
Polar substances that can form hydrogen bonds will dissolve in it
All of these
It is critical for many of the chemical processes found in living systems

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