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Chemical changes...
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
Molecules of a substance are farthest apart from each other in which state of matter?
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
All substances have properties that can be classified as either
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
What is the smallest part of a gold ring that is still gold?
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
All atoms of the same _________________ have the same properties.
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
When heated, the atoms in a substance
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
When water is changed from a liquid to a gas, what occurs?
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
A substance in a solid state has atoms that are
are usually irreversible
packed close together
element
an atom
gas
move faster
physical or chemical properties
the particles spread farther apart
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