Question

1. Write the mass number for an atom with atomic number 26 and 32 neutrons.
2. Write the atomic symbol for an atom with atomic number 26 and 32 neutrons
3. Write the mass number for a strontium atom with 50 neutrons.
4. Write the atomic symbol for a strontium atom with 50 neutrons.
5. Write the atomic symbol for an atom with a mass number of 72 and atomic number 32.

Answer 1

I'll give you a few hints.

Mass number is the sum of all of the nucleons (protons and neutrons) in the nucleus.

Atomic number is the number of protons in the nucleus.

All atoms of a given element will have the same number of protons (i.e., all nitrogen atoms have 7 protons).

Answer 2

i got it,thanksso much:)

Answer 3

1)Iron ( Fe)
2) Fe
3) 88
4) Sr
5) Germanium ( Ge)

Answer 4

thanks!