henderson-hasselbalch equation
Word Rarity
Very rare
Frequency: Zipf frequency 1.04 in modern English
51
Scrabble Score
28
Letters
9
Syllables
15
Unique Chars
Meaning
noun
An equation describing the derivation of pH as a measure of acidity (using pKa, the negative log of the acid dissociation constant) in biological and chemical systems.
Etymology
Named after Lawrence Joseph Henderson, who devised a related equation in 1908, and Karl Albert Hasselbalch, who re-expressed it in logarithmic terms.