How are atoms 17A35 and 17B37 related? How many neutrons are there in each of them?
Atoms 17A35 and 17B37 are isotopes of the same element with the same atomic number (17), but different mass numbers (35 and 37). They differ in the number of neutrons in their nuclei.
In 17A35, there are 17 protons and 18 neutrons.
In 17B37, there are 17 protons and 20 neutrons.