Question

question 13. which statement describes two different isotopes of carbon? the isotopes contain the same mass number and have the same atomic number. the isotopes contain the same mass number but have a different atomic number. the isotopes contain different mass numbers but have the same atomic number. the isotopes contain different mass numbers and have a different atomic number.

Explanation:

Isotopes are atoms of the same element (same atomic number as atomic number defines the element) with different numbers of neutrons, resulting in different mass numbers.

Answer:

The isotopes contain different mass numbers but have the same atomic number.