acids and bases

Beschreibung

A-Levels chemestry Quiz am acids and bases, erstellt von chemistryfairy777 am 08/05/2013.
chemistryfairy777
Quiz von chemistryfairy777, aktualisiert more than 1 year ago
chemistryfairy777
Erstellt von chemistryfairy777 vor fast 11 Jahre
50
3

Zusammenfassung der Ressource

Frage 1

Frage
what is the fromula to work out PH of an acid?
Antworten
  • -log[H+]
  • -log[OH-]
  • [H+][x-] --------- [Hx]

Frage 2

Frage
what is the ph of a 0.0632 moldm-3 solution of hydrochloric acid?
Antworten
  • 0.199
  • 1.199
  • 1.206

Frage 3

Frage
what is the equation for ka of the weak acid HZ?
Antworten
  • [H+][Z-] --------- [HZ]
  • [HZ] --------- [H+][Z-]
  • [H+][Z-] X [HZ]
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