isotopes

Question 1

what is an isotope?

Answer 1

an atom of the same element with the same number of protons but a different number of neutrons

Question 2

what does it mean if isotopes have the same element but different masses?

Answer 2

have different physical properties due to the different number of neutrons

Question 3

what do radioactive isotopes do?

Answer 3

decay over time emitting radiation

Question 4

what are radioactive isotopes useful in?

Answer 4

medical imaging, dating ancient materials

Question 5

importance of isotopes in medicine?

Answer 5

radioactive isotopes used for imaging and treating diseases

Question 6

importance of isotopes in science?

Answer 6

carbon-14 is used to date fossils and archaeological finds

Question 7

importance of isotopes in nuclear energy?

Answer 7

uranium-235 used in nuclear reactors

Question 8

how do you calculate the relative atomic mass?

Answer 8

isotope mass x abundance
abundances