key vocabulary matter and changes mixtures atoms periodic table potpourriacids and bases states of...
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Key
Vocabulary
Matter and
changes
MixturesAtoms
Periodic
Table
Potpourri Acids and Bases
States of Matter
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100 100 100100 100 100 100
200 200 200 200 200 200 200
300 300300 300 300300 300
400 400 400400400400400
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These substances contain only 1 atom.
Element
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All matter is made of these.
Atoms
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This type of matter consists of 2 or more substances NOT
chemically combined.
Mixture.
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This part of the atom has a positive charge.
Proton
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The modern Periodic Table shows these, arranged in
increasing atomic number.
Elements
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This is the study of the properties of matter and
how matter changes.
Chemistry
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These would have a pH value of 0-7.
Acids
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The combination of 2 or more atoms.
Molecules
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Burning wood is an example of this kind of change.
Chemical
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This type of mixture can be separated by gravity.
Suspension
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These are found in the nucleus of the atom.
Protons and neutrons
200
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Each element is represented by this (either one or two
letters).
Symbol
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The atomic weight is a combination of these
Protons and neutrons
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Soap and detergents are examples of these.
Bases
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2 or more elements chemically combined in a
specific ratio.
Compound
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The amount of matter does not change in a chemical
reaction. This is the law of conservation of this.
Matter
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These variables would make it easier for sugar to dissolve in water at room temperature.
Crushed sugar cube and stirring the water.
300
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These parts of the atom move around the nucleus.
Electrons.
300
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Water is not found on the Periodic Table of Elements
because water is this.
Compound
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This part of an atom has a negative charge.
Electron
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This has a pH of 7.
Distilled water
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Pure matter that is always the same in composition.
Substance
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Cutting a piece of wood into smaller pieces is this type of
change.
Physical
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When you add so much solute that no more dissolves, you
have this.
Saturated solution
400
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The atomic number is the same as these 2 parts of the
atom.
Electrons and protons
400
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This is the elements that are in the same horizontal row in the Periodic table.
Period
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A shorter, easier way to show a chemical reaction using
symbols.
Chemical equation.
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Acids turn litmus paper this color.
Red.
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The three states of matter.
Solid, liquid and gas
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This state of matter has both a definite volume and
definite shape.
Solid
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In this state of matter, particles spread apart and fill
all the space available.
Gas
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Water changes from this state to this state when it
is boiled.
Liquid to a gas
400