In the symbol below, X = __________. 
X
A) N
B) C
C) Al
D) K
E) not enough information to determine
Correct Answer:
Verified
Q23: The nucleus of an atom does not
Q24: Which isotope has 45 neutrons?
A) 
Q25: Isotopes are atoms that have the same
Q26: Which combination of protons, neutrons, and electrons
Q29: Which one of the following basic forces
Q30: In the symbol below, x = _.
Q32: The nucleus of an atom contains _.
A)electrons
B)protons
C)neutrons
D)protons
Q33: Different isotopes of a particular element contain
Q33: Which isotope has 36 electrons in an
Q34: Which pair of atoms constitutes a pair
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