Which of the following carries no net electrical charge?
A) an anion
B) a cation
C) a polar molecule
D) an ion
Correct Answer:
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Q22: Zinc,selenium,cobalt,and iodine are all
A)trace elements.
B)compounds.
C)radioactive.
D)isotopes of hydrogen.
Q22: In which of the following is the
Q23: An atom has 1 proton,0 neutrons,and 1
Q24: Which of the following best describes a
Q25: Which of the following is described by:
Q28: Iron is a(n)
A) anion.
B) electrolyte.
C) acid.
D) cation.
Q29: What happens when HCl is added to
Q30: Which of the following illustrates antacid activity?
A)
Q31: An atom has 2 protons,2 neutrons,and 2
Q32: Na⁺
A) is an an ion.
B) is
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