acids, bases, buffers Flashcards by Ramses Saavedra | Brainscape

Q

law of mass action

A

Keq = [products]/[reactants]

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Q

pH

A

pH=-log[H]

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Q

pKa

A

pKa=-log[Ka]

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Q

Henderson-Hasselbalch equation

A

pH=pKa + log[A-]/[HA]

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Q

H-H for bicarbonate buffer

A

pH=6.1 + log[HCO3-]mM/.03pCO2mmHg

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Q

normal blood pH

A

Arterial: 7.34-7.44, Venous 7.28-7.42

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Q

[HCO3-]

A

24mM

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Q

pCO2

A

40mmHg, or 40*.03 = 1.2mM

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Q

HCO3-:CO2

A

ratio of 20, gives pH of 7.4 in H-H

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