8
answers
0
watching
741
views
1 Feb 2021
A certain isotope X contains 23 protons and 28 neutrons. What is the mass number of this isotope? Identify the element.
A certain isotope X contains 23 protons and 28 neutrons. What is the mass number of this isotope? Identify the element.
papayaprofessorLv10
5 Sep 2022
Already have an account? Log in
adityaag1507Lv10
4 Sep 2022
Already have an account? Log in
mayankjalan96Lv10
1 Sep 2022
Already have an account? Log in
Read by 5 people
2 Jun 2021
Already have an account? Log in