20 Acids, Bases and pH
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Wha is a Brønsted-Lowry acid?
A proton donor
What is a Brønsted-Lowry base?
A proton acceptor
What is a conjugate acid-base pair?
A conjugate acid-base pair contains two species that can be interconverted by transfer of a proton.
How are HCl and Cl- a conjugate acid-base pair?
• In the forward direction, HCl releases a proton to form its conjugate base, Cl- • In the reverse direction, Cl- accepts a proton to form its conjugate acid, HCl
What do the terms monobasic, dibasic and tribasic refer to?
The terms monobasic, dibasic and tribasic refer to the total number of hydrogen ions in the acid that can be replaced per molecule in an acid-base reaction.
What is the mathematic relationship between pH and [H+]?
pH= -log[H+] [H+]= 10^-pH