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Match it! Select the correct answer from the pull down...Good luck!
All of the following are examples of physical changes except ________________.
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
Dot diagrams are used to represent _________________.
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
How many dots are shown in the electron dot diagram for calcium, element number 20?
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
Density is an example of a __________________.
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
In an atom, electrons __________________.
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
Acids and bases can be all of the following except _______________.
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
Which of the following notations represents a molecule?
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
The following are examples of physical properties EXCEPT ________________.
living
two
H2O
chemical property
burning
ability to react with oxygen
travel outside the nucleus
outer electrons
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