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11 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Self-ionization of water |
Two water molecules produce a hydronium ion and a hydroxide ion by transfer of a proton |
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pH |
Negative of the common logarithm of the hydronium ion concentration |
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pOH |
Negative common logarithm of the hydroxide ion concentration |
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Transitions interval |
pH range over which an indicator changes color |
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Acid base indicators |
Compounds whose colors are sensitive to pH |
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pH meter |
Determines the pH of a solution by measuring the voltage between two electrodes that are placed in solution |
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Titration |
Controlled addition and measurement of the amount of a solution of known concentration required to react completely with a measured amount of a solution of unknown concentration |
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Equivalence point |
Point in which two solutions used in titration are present in chemically equivalent amounts |
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End point |
Point in a titration at which an indicator changes color |
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Standard solution |
Contains precisely known concentration of solute |
Known as known solutions |
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Primary standard |
Highly purified solid compound used to check the concentration of the known solution in a titration |
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