Upload
cain-petersen
View
28
Download
3
Embed Size (px)
DESCRIPTION
IPS Chapter 4. Solubility. Definitions. Mixture A physical combination of elements and/or compounds. Components keep their identity. Definitions. Homogeneous- Consistent composition within the sample (Solution) Coke, Gatorade, air Heterogeneous- Different composition within same sample - PowerPoint PPT Presentation
Citation preview
IPS Chapter 4IPS Chapter 4
SolubilitySolubility
DefinitionsDefinitions
MixtureMixture A physical combination of elements A physical combination of elements
and/or compounds. and/or compounds. Components keep their identityComponents keep their identity
DefinitionsDefinitions
– Homogeneous- Consistent Homogeneous- Consistent
composition within the sample composition within the sample (Solution)(Solution) Coke, Gatorade, airCoke, Gatorade, air
– Heterogeneous- Different Heterogeneous- Different composition within same samplecomposition within same sample Blood, pizza, rocksBlood, pizza, rocks
Parts of a SolutionParts of a Solution
SoluteSolute– Part which is dissolved- usually solidPart which is dissolved- usually solid
SolventSolvent– Part in which solute is dissolved- usually Part in which solute is dissolved- usually
liquidliquid PrecipitatePrecipitate
– Undissolved solidUndissolved solid
How much is dissolved?How much is dissolved?
SaturatedSaturated– No more solute can be dissolvedNo more solute can be dissolved
UnsaturatedUnsaturated– More can be dissolvedMore can be dissolved
SupersaturatedSupersaturated– More solute is added than can be More solute is added than can be
dissolved- dissolved- PrecipitatePrecipitate forms forms
ConcentrationConcentration
How much solute is dissolved in a How much solute is dissolved in a solventsolvent
Expressed in g/cmExpressed in g/cm33
How does this differ from density since How does this differ from density since density uses the same unit?density uses the same unit?
Density refers to one substance, while Density refers to one substance, while concentration refers to two.concentration refers to two.
Divide mass of solute by volume of Divide mass of solute by volume of solvent to determine concentrationsolvent to determine concentration
SolubilitySolubility
The maximum amount of solute that The maximum amount of solute that can be dissolved in a solvent.can be dissolved in a solvent.
The concentration of a saturated The concentration of a saturated solutionsolution
Expressed in g/100cmExpressed in g/100cm33
Multiply concentration by 100Multiply concentration by 100 Is a Characteristic property of the solute Is a Characteristic property of the solute
in that solvent.in that solvent. Dependent on temperatureDependent on temperature
Other definitionsOther definitions
SolubleSoluble– Can be dissolvedCan be dissolved
InsolubleInsoluble– Cannot be dissolvedCannot be dissolved
Mixtures of gases Mixtures of gases and liquidsand liquids
MiscibleMiscible– Can be mixedCan be mixed
ImmiscibleImmiscible– Cannot be mixedCannot be mixed