A fictional element has two naturally occurring isotopes with the natural abundances shown here: 
Which statement is TRUE for this element?
A) The atomic mass would be less than 18.
B) The atomic mass would be closer to 18 than to 20.
C) The atomic mass would be exactly 19.
D) The atomic mass would be closer to 20 than to 18.
E) The atomic mass would be greater than 20.
Correct Answer:
Verified
Q84: How many neutrons are present in C-14?
A)14
B)12
C)6
D)8
E)none
Q96: There is very little of the element
Q98: What is the charge on the cesium
Q99: An atom that has the same number
Q101: What is the charge on an ion
Q103: A fictional element named Nivadium is found
Q105: How many protons are found in C-14?
A)8
B)14
C)6
D)0
E)none
Q106: Given that the molecular mass of bromine
Q109: If an isotope of an element has
Q110: How many neutrons are found in Ne-21?
A)11
B)21
C)10
D)0
E)none
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