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Phenolphthalein is often used as an indicator in acid–base titrations. For this application, it turns colorless in acidic solutions and pink in basic solutions.

acid-base indicators - Chemguide


Describes how indicators work, and their use in various acid-base titrations. ... Phenolphthalein is another commonly used indicator for titrations, and is another  ...

Titration (using phenolphthalein) - YouTube


Mar 4, 2011 ... This video was made as a quick guide for one of my classes about what a titration is and it wasn't meant to be an exact representation since ...



In a titration, a known volume of a solution of unknown concentration is ... Phenolphthalein is an acid-base indicator that is colorless in acidic solutions and pink ...

Titrations, Indicators and Titration Curves


This is called the end point of the titration (or equivalence point of the reaction). .... For the titration of weak acid - strong base, phenolphthalein, but not methyl ...

Why is phenolphthalein an appropriate indicator for titration


Mar 17, 2014 ... If you view the titration curve for Vadded vs pH: you can see that the equivalence point occurs at pH = 7. Phenolphthalein is fuchsia from pHs ...

Acid - Base Indicators and Titrations


Phenolphthalein is a colourless, weak acid which dissociates in water forming pink anions. Under acidic conditions, the equilibrium is to the left,and the ...

6. Acid-Base Indicators - Chemwiki


Aug 21, 2015 ... Methyl orange is one of the indicators commonly used in titrations. ... Phenolphthalein is another commonly used indicator for titrations, and is ...

BBC - GCSE Bitesize Science - Titrations : Revision


The pH scale for acids and alkalis goes from 0 (strongly acidic) to 14 (strongly alkaline). Litmus and phenolphthalein are single indicators used to show whether  ...

Titration - end point detection


Apr 10, 2012 ... basic information about end point detection in titration. ... however, there are also indicators that have only one color - like phenolphthalein.

Popular Q&A
Q: Phenolphthalein in titration?
A: Phenolphthalein is a sensitive chemical with the formula C20H14O4 (often written as "HIn" in shorthand notation). Often used in titrations, it turns colorless i... Read More »
Source: answers.yahoo.com
Q: What are characteristics of phenolphthalein in titrations?
A: The pH curve for the strong acid - weak base titration show... Read More »
Source: www.chacha.com
Q: What is th function of phenolphthalein in titration?
A: To indicate when the substance has been neutralized. Read More »
Source: wiki.answers.com
Q: Why you use phenolphthalein in titration?
A: it acts as acid base indicator. Read More »
Source: wiki.answers.com
Q: Titration with phenolphthalein?
A: i don't think so... maybe if you have the molarity and volumes of everything else, but no just on reactions alone Read More »
Source: answers.yahoo.com