Chemistry, 29.10.2020 07:30 arianaaldaz062002
Neon (Ne), Argon (Ar), and Krypton (Kr), are in the same column on the
periodic table of the elements. What characteristic do these elements
have in common?
A. atomic mass
B. negative electrical charge
C. number of neutrons
D. full valence electron shells
Answers: 1
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What is a number added in front of a formula in order to balance the equation
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Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.
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Neon (Ne), Argon (Ar), and Krypton (Kr), are in the same column on the
periodic table of the elemen...
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