Titration of a weak base with a strong acid with the aid of a suitable indicator

Article no. P7510800 | Type: Experiments

10 Minutes
30 Minutes
grades 7-10
heavy

Also part of:

Student set Titration and analytical chemistry, TESS advanced Chemistry

Article no. 25303-88 | Type: Set

Delivery time: available

Principle

During this experiment, the students have to determine the unknown concentration of an ammonia solution (solution to be analysed) with the aid of a suitable indicator (here: methyl orange). For this purpose, a known volume of the base is titrated with a volume of a hydrochloric acid solution of a known concentration (standard solution) until the indicator changes colour. The used volume of the standard solution and its concentration are then used to calculate the concentration of the solution being analysed.

 

Learning objectives

  •  Titration of a weak base

 

Benefits

  • Experiment literature available for pupils and teachers: Minimum preparation time
  • Simple teaching and efficient learning by using the available interactive experiment literature

 

Name
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Digital learning
(en) Experiment guide
p7510800e .pdf
File size 2.01 Mb
pdf
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(de) Versuchsbeschreibung
p7510800_de .pdf
File size 2.34 Mb
pdf
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(ru) Versuchsbeschreibung
p7510800_ru .pdf
File size 2.55 Mb
pdf
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Titration of a weak base with a strong acid with the aid of a suitable indicator
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