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Match it!
Match it! Select the correct answer from the pull down...Good luck!
A(n) ____________ is an example of a pure substance.
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
The building block of matter is
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
To find the number of neutrons,
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
Matter is anything that
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
Scientists write a _______________________ to show how many atoms and elements are in a compound.
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
A(n) ________________ is made of two or more different elements
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
The atomic number tells you
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
Which particle has a positive charge?
chemical formula
proton
an atom
the number of protons and electrons
takes up space and has mass
element
compound
subtract the atomic number from the atomic mass
Check it!