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You can filter minerals out of water or melt rocks to separate metals from the rock. But a ------ is a material that cannot be physically separated into its parts.
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
Each element has a unique set of physical and chemical properties. Which answer is NOT true of elements?
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
Which CLAIM correctly describes atoms?
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
Carbon has an atomic number of 6, an ------ of 12.01, and is represented by the symbol “C.”
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
How are elements organized in the periodic table?
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
Which of these is smallest?
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
What do a wooden chair and a balloon always have in common?
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
Which substance cannot be separated or broken down into simpler substances by chemical means?
Both are made of atoms.
Atoms combine to make all the substances on Earth.
Oxygen gas cannot burn
gold wire
pure substance
atoms
by atomic number and properties
atomic mass (how 'heavy' it is)
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