An atom of 118Xe contains ________ neutrons.
A) 54
B) 172
C) 64
D) 110
E) 118
Correct Answer:
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Q190: In the symbol below,X = _.
Q191: 200 pm is the same as _
Q192: What are the primary atoms found in
Q193: How many carbon and hydrogen atoms are
Q194: What is the formula for perchloric acid?
A)HClO
B)HClO3
C)HClO4
D)HClO2
E)HCl
Q196: There are _ protons,_ electrons,and _ neutrons
Q197: What is the molecular formula for propane?
A)C2H8
B)C3H6
C)C3H8
D)C4H8
E)C4H10
Q198: 87 pm is the same as _
Q199: In the symbol below,x = _.
Q200: What is the molecular formula for heptane?
A)C6H12
B)C6H14
C)C7H14
D)C7H16
E)C7H18
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