1.9 Titrations

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6 Terms

1
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What is a titration

Technique used to find concentration of unknown solution- volumetric analysis

2
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What is a pipette used for

Acid/base titration, into conical flask and indicator added.

3
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Why measuring cylinder not used

Conical flask

Measuring cylinder less accurate only used when volume to measure does not affect outcome of analysis and conic flask can be squeezed to mix reactants

4
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What is burette used for

Other solution added slowly until indicator just changes colour called end point.

5
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Why indicator used

Show when base neutralised completely by acid.

6
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Uncertainty def

Uncertainty estimate attached to measurement which characterises the range of values within which the true value is thought to lie.