An element has an atomic mass number of 16 and an atomic number of 7. The element has _ protons and _ neutrons

7 protons and 9 neautrons

Explanation:

neautrons = atomic mass - atomic number

16-7= 9

protons= number of electrons= number of protons (this can be seen in the atomic number)

satellites are frequently used to make observations of the orbit on earth

bradykinin is a physiologically and pharmacologically active peptide of the kinin group of proteins, consisting of nine amino acids.