When scientists look at these examples, what do they know about the atoms?
Carbon–12 Carbon–14

A.
The number of neutrons in each atom is not the same.

B.
The atoms have different properties.

C.
One atom has more protons than the other.

D.
Only one of the examples is an isotope.

Question

When scientists look at these examples, what do they know about the atoms?
             Carbon–12                Carbon–14
 
 A.
The number of neutrons in each atom is not the same.
 
 B.
The atoms have different properties.
 
 C.
One atom has more protons than the other.
 
 D.
Only one of the examples is an isotope.

anonymous · Answer

@Bookworm14  @Ashleyisakitty

anonymous · Answer

Answer A. 

Isotopes only differ because of the number of neutrons. Carbon-12 and Carbon-14 will have the same number of protons and electrons. The only change is that Carbon-14 has 2 additional neutrons.