Buffer Solution ... (1 Viewer)

wrxsti

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A buffer Solution consists of a weak acid and its conjugate base right?

my teacher gave us this handout which says..... a buffer solution consists of a weak acid and a SALT of that acid...... im pretty sure my teachers notes are wrong though... but just want to make sure which it is?
 

BlackJack

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Weak acid and its conjugate base is the better answer. Example: a phosphate buffer used in most biochem labs Na<sub>2</sub>HPO<sub>4</sub>.

Well, it can be a weak base and its conjugte acid - if you can find the example.
 

chousta

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actually, a buffer is a weak B-L Acid and conjugate base, and weak B-L Base and conjugate acid
 

HappyFeet

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When actually making up a buffer solution however, we add the acid and the acid's salt (which generates the desired conjugate base) or the base with its conjugate.
 

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