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32 Cards in this Set
- Front
- Back
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Dilution |
Represents the ratio of concentrate to the total final volume of solution |
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Valence |
The combining capacity of an element or radical |
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Valence |
Measured by the number of Hydrogen or Chlorine atoms with one radical or aton of the elements with or replace |
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Valence |
The number of units that can combine or replace 1 mole of Hydrogen ions |
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Equivalent weight |
Weight which will be combined with or replace 1 gram of hydrogen equal to 1 gram molecular weight divided by the valence |
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Normality |
1 gram of equivalent weight per liter |
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w/v |
Used when the solute is a solid substance and the solvent is a liquid |
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v/v |
Used when both solute and solvent are liquids |
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Molarity |
Designates the number of moles of solute in one liter of solution |
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Molarity |
1 mole = gram |
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Molality |
Amount of solute per 1000 g |
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Temperature variation |
Molality is dependent on |
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TRUE |
Molality is a more accute concentration measurement that Molarity |
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Normality |
Concentration is based on equivalent weight |
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Total charge of positive ion Valence |
Equivalent weight depends on |
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Inspection of formula Reference to period chart |
Valence can be determined by |
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For Acid Compound |
An equivalent weight is the quantity of substance that contains one replaceable hydrogen |
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Cancellation |
Conversion between units of conversion can easily be performed using the method of |
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Water of hydration |
Water molecules are called |
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Dilution factor |
Ratio of concentrated solution to the total solution |
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Slash |
Used in fraction |
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Slash |
Refers to a part "in" total volume and represent thev dilution |
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Colon |
Represents the ratio of parts of the dilution, or the term to |
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V1C1 = V2C2 |
Involves changing a solution of known volume and concentration to one weaker concentration |
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V1C1 |
Can be applied to acid-base problems |
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Serial dilutions |
A multiple progressive dilutions ranging from more concentrated solutions to less |
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Serial Dilutions |
Useful when in short supply |
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Dilution |
Expressed as 1 unit of the original solutions to the total number of units of final solution |
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Simple Dilution |
Involves only one pipetting step |
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Serial Dilution |
A systematic redilution |
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Specific Gravity |
Most frequently used when working with concentrated commercial liquids |
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Specific Gravity |
A method of measuring density |
