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19 & 18.3

chem

QuestionAnswer
acid dissociation constant indicates the strength of the acid, the larger the stronger
base dissociation constant indicates the strength of the base, the larger the stronger
buffer a mix that is able to release or absorb H ions keeping the solution pH constant
buffer capacity the amount of acid or base a buffer can neutralize depends on the concentrations of the buffer component
salt hydrolysis reaction chem reaction bw water and ions of a dissolved salt
weak acid+conjugate salt= buffer
oxidation loss of electrons by a substance
reduction gain of electrons
Redox Reactions chem process of elements changing oxidation number
oxidizing agent causes the oxidation of another substance by accepting electrons
reducing agent causes the reduction of another substance by providing electrons
oxidation # a # assigned to an element in a molecule to show distributions of electrons
disproportionation a substance that undergoes oxidation and reduction
which reaction never is redox? double displacement
which reaction is always redox? single displacement and combustions
Created by: VaLeRiA!