Atoms X, Y, Z, and R have the following nuclear compositions:
Which two are isotopes?
A) X & Y
B) X & R
C) Y & R
D) Z & R
E) X & Z
Answer: E
Atoms X, Y, Z, and R have the following nuclear compositions: Which two are isotopes?
Atoms X, Y, Z, and R have the following nuclear compositions:
A) X & Y
B) X & R
C) Y & R
D) Z & R
E) X & Z
Answer: E