cava chem 303 s2d31 3.05 Buffers and Titration
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| The pH of a solution can be stabilized by the addition of a [...]. | The pH of a solution can be stabilized by the addition of a buffer.
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| A buffer is typically a mixture of an acid and its [...] or a base and its [...]. | A buffer is typically a mixture of an acid and its conjugate base or a base and its conjugate acid.
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| In the human body, the [...] of blood is partially controlled by a buffer of carbonic acid (H2CO3) and bicarbonate (HCO3- ). | In the human body, the pH of blood is partially controlled by a buffer of carbonic acid (H2CO3) and bicarbonate (HCO3- ).
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| Titration is a procedure that allows you to determine the [...] of an unknown solution | Titration is a procedure that allows you to determine the pH of an unknown solution
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| During a titration, the standard solution (the known one) is slowly added to the unknown solution until a [...] change indicates that it's been neutralized. | During a titration, the standard solution (the known one) is slowly added to the unknown solution until a color change indicates that it's been neutralized.
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| titrating solution 1 with solution 2: This means that solution [...] is the unknown that is in the flask. The titrant, solution [...] in the burette, is the standard solution, whose pH is known. | titrating solution 1 with solution 2: This means that solution 1 is the unknown that is in the flask. The titrant, solution 2 in the burette, is the standard solution, whose pH is known.
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| the [e-] point: This is the point at which the solution in the flask is a neutral solution | the equivalence point: This is the point at which the solution in the flask is a neutral solution
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