Multiple Choice
Carbon-14 is often used for carbon dating, where scientists measure the rate of carbon-14 decay to determine the age of items. Carbon-14 contains six protons and eight neutrons. During the process of carbon-14 decay, one of its eight neutrons becomes a proton and an electron is emitted. Which of the following is the best explanation of what has occurred?
A) The resulting atom has a more stable nucleus.
B) The resulting atom is still carbon-14.
C) An ionic bond has formed.
D) The resulting atom is now a different element because the number of protons has changed.
Correct Answer:

Verified
Correct Answer:
Verified
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