Separation LabSeparation Lab
AgendaAgenda ReviewReview Discuss labDiscuss lab Begin investigationBegin investigation
FF
fluorinefluorine
OO
oxygenoxygen
seleniumselenium
SeSe
NN
nitrogennitrogen
chlorinechlorine
ClCl
SS
sulfursulfur
PP
phosphorusphosphorus
BrBr
brominebromine
strontiumstrontium
SrSr
II
IodineIodine
arsenicarsenic
AsAs
GaGa
galliumgallium
aluminumaluminum
AlAl
What is a mixture?What is a mixture?
Are methods of separation Are methods of separation physical or chemical physical or chemical
changes?changes?
List 3 physical properties List 3 physical properties of table salt.of table salt.
Percent AnalysisPercent Analysis
Date:Date:
Percent CompositionPercent Composition
Mass of partMass of part * 100* 100
Total massTotal mass
Percent ErrorPercent Error
||True - ExperimentalTrue - Experimental| * 100| * 100
TrueTrue
Separation LabSeparation Lab
Date:Date:
Physical Properties Tested Physical Properties Tested PreviouslyPreviously
Physical statePhysical state TextureTexture Color Color OdorOdor Solubility Solubility MagnetismMagnetism
Physical Properties Physical Properties SANDSAND
Grainy solidGrainy solid Insoluble in HInsoluble in H22OO Brown in colorBrown in color
AMMONIUM CHLORIDEAMMONIUM CHLORIDE Powdery white solidPowdery white solid Soluble in waterSoluble in water Sublimes! Sublimes!
• Solid Solid gas gas
SALTSALT Crystalline, solidCrystalline, solid Soluble in HSoluble in H22OO White in colorWhite in color
Methods of Methods of Separation?Separation?
Separation LabSeparation Lab You must not loose any material (Law of You must not loose any material (Law of
Conservation of Mass).Conservation of Mass). Measure out sand, salt and ammonium Measure out sand, salt and ammonium
chloride chloride as directedas directed. . Divide and conquerDivide and conquer No fire alarms!!!No fire alarms!!!
Quantitative LabQuantitative Lab Measure, measure, measure – Be sure it’s Measure, measure, measure – Be sure it’s
cold though!cold though!
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