Flashcards
Acids and Bases
Flashcards do conjunto (11)
- 1Definition for "Bronsted-Lowry Acid"Proton/ H+ donor
- 2Definition of "Bronsted-Lowry Base"Proton/ H+ acceptor
- 3What are "conjugate acid-base pairs"?An acid loses a proton to form a base. This base is known as a "conjugate base".
A base gains a proton to form an acid. This acid is known as a "conjugate acid". - 4Definition of a "strong acid"A strong acid completely dissociates in solution
- 5Definition of a "weak acid"A weak acid partially dissociates in solution
- 6How do you calculate pH?pH = -log [H+]
where [H+] is concentration of hydrogen ions - 7How do you find [H+] if you know pH?[H+] = 10^-pH
- 8What is the expression for "Ionic Product of Water", Kw?Kw = [H+(aq)] [OH-(aq)]
- 9What is the value of Kw at 25C?1x10^-14 mol^2dm^-6
- 10What is the expression for weak acids dissociation?Ka = [H+(aq)][A-] /
[HA(aq)] - 11—
Informações
- Descrição
- A-Level Chemistry (CHEM 4) FlashCards sobre Acids and Bases, criado por pritam.sangani em 11-01-2016.
- Criado por
- pritam.sangani
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