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Match it! Select the correct answer from the pull down...Good luck!
Which pure substance is composed of more than one element?
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
Which is a naturally occurring chemical?
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
Which of the following would tell you an element is a poor conductor of heat?
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
Which of the following would best explain why the mass of the reactants is greater than that of the products in a chemical reaction?
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
Which is an example of a physical change?
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
What is the best way to determine if an object is made of pure silver
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
If 5 grams of chemical X and 10 grams of chemical Y combine, what is the most likely mass of chemical XY
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
The element silicon is best used for which purpose
determine the density of the object and compare to the known density of pure silver
Water
The element's location on the periodic table is right of the zigzag line
15 grams
boiling
as a semiconductor in computer chips
The reaction occurred in an open test tube and a gas was produced.
salt
Check it!