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Which of the following is a mixture?
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
Salt water is a(n)
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
The halogens are located where on the periodic table?
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
On the periodic table, an element's atomic number is the number of _____ in its nucleus.
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
Based on their locations on the periodic table, which pair of elements have the most similar characteristics?
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
Helium, neon, and argon are all located in group 18 of the periodic table. What can you predict about these elements, based on their group?
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
A solution that contains a large amount of solute is best described as
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
What is the atomic weight of copper?
protons
air
Ne and Ar
solution.
These elements are so stable that they do not react easily with anything.
concentrated.
63.55
Group 17
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