acids and bases

Descrição

A-Levels chemestry Quiz sobre acids and bases, criado por chemistryfairy777 em 08-05-2013.
chemistryfairy777
Quiz por chemistryfairy777, atualizado more than 1 year ago
chemistryfairy777
Criado por chemistryfairy777 aproximadamente 11 anos atrás
50
3

Resumo de Recurso

Questão 1

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

Questão 2

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

Questão 3

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

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