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20 questions
Which of the following are properties of matter. (Select all that apply.)
Has mass
Is visible
Has volume
Which of the following are matter. (Select all that apply.)
Light
Air
Water
Sound
Which of the following can be pure substances? (Select all that apply.)
elements
compounds
homogenous mixtures
colloids
A heterogenous mixture...
Has different parts that can be seen
Appears to be one thing
Contains atoms of multiple elements bonded together
Which of these can be broken down by physical means?
Element
Compound
Mixture
What is the smallest unit of an element?
Atom
Molecule
A homogenous mixture...
Has different parts that can be seen
Appears to be one thing
Consists of atoms of different elements bonded together
Which state of matter has the lowest enthalpy (heat energy)?
solid
liquid
gas
plasma
Boiling and melting points are
Physical properties
Chemical properties
Which state of matter has the highest enthalpy (heat energy)?
solid
liquid
gas
plasma
What is the smallest unit of a compound?
Atom
Molecule
Which state of matter assumes the shape AND volume of its container?
solid
liquid
gas
Which of these can be broken down by chemical, but not physical means?
Element
Compound
Mixture
Wood burning to make ash is a
physical change
chemical change
Corrosiveness and flammability are
Physical properties
Chemical properties
When a solid goes directly to gas
Evaporation
Sublimation
Deposition
Ionization
Water boiling to make steam is a
physical change
chemical change
Which of these can not be broken down by chemical or physical means?
Element
Compound
Mixture
Which state of matter assumes the shape, but not the volume of its container?
solid
liquid
gas
When ink is separated by allowing water to climb paper
filtration
centrifugation
chromatography
distillation
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