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Mixtures
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Mixtures
The crystals of dry ice that keep things cold are a solid state of
carbon dioxide
oxygen
helium
nitrogen
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Mixtures
A technique which is used to separate and identify the different constituents of mixture is called
paper chromatography
color chromatography
dye chromatography
chemical chromatography
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Mixtures
In clean air, the composition of oxygen by volume is
0.2095
0.78
0.009
0.0003
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Mixtures
Alloys include
steel
brass
bronze
all of them
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Mixtures
The techniques which help to separate mixtures, involve
filtration
distillation
chromatography
all of them
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Mixtures
Mixtures are not
pure
single element
chemical combination
both a and b
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Mixtures
A substance which is made by mixing two elements without being chemically combined is called a
solute
compound
mixture
solution
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Mixtures
Oxygen rich air is used for
scuba diving
patients with breathing problems
cancer treatment
both a and b
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Mixtures
A separation technique which uses fractionating column to separate different liquid components in a mixture with different boiling points by heating the mixture is called
fractional distillation
filtration
evaporation
distillation
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Mixtures
Mixtures are impure and hence have different
melting point
boiling point
densities
melting and boiling point
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