pKa

(pK for short). The negative logarithm of the acid dissociation constant, Ka. Just like the pH, the pKa tells you of the acid or basic properties of a substance. pKa 2 but 7 but 10 means strong base…

List of Biology Words Starting with P

…phragmospore phyletic gradualism phylloplane phylogenetic tree physical change physical chemistry Physical map phytoplankton phytoplasma phytotoxic phytotoxin piebald pilus (plural pili) Pipettes Pituitary pK pKa placebo placenta planet plankton plant plant breeding plaque plasma Plasma membrane plasmalemma plasmid plasmid suicide vector plasmogamy plasmolysis plastid plate platelet platelet-activating factor (P…

Henderson-Hasselbalch equation

An equation relating the pH, the pKa, and the ratio of the concentrations of the proton-acceptor (A-) and proton-donor (HA) species in a solution….