2. Chemistry

What is TRUE about carbon-13 and carbon-14?

How are Carbon-13 and Nitrogen-15 respectively different from the more abundant isotopes Carbon-12 and Nitrogen-14? Carbon-13 and Nitrogen-15 _______________:

The atomic number of nitrogen is 7. Nitrogen-15 has a greater mass number than nitrogen-14 because the atomic nucleus of nitrogen-15 contains ________.

Radioactive isotopes are utilized for all of the following except:

We can represent atoms by listing the number of protons, neutrons, and electrons—for example, 2p+, 2p+,2n0,2e− for helium. Which of the following represents the ¹⁸O isotope of oxygen?

a. 7p+, 2n0, 9e−

b. 8p+, 10n0, 8e−

c. 9p+, 9n0, 9e−

d. 10p+, 8n0, 9e-