acids and bases

Descripción

A-Levels chemestry Test sobre acids and bases, creado por chemistryfairy777 el 08/05/2013.
chemistryfairy777
Test por chemistryfairy777, actualizado hace más de 1 año
chemistryfairy777
Creado por chemistryfairy777 hace casi 11 años
50
3

Resumen del Recurso

Pregunta 1

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

Pregunta 2

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

Pregunta 3

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