Question

The mass number of an atom oxygen is 17. Describe the number and type of particles in the nucleus of this atom.

PLS HELP

Answer 1

8 protons and electrons.

Step-by-step explanation:

oxygen-17 has 8 protons and electrons.

# neutrons = mass # - #protons.

So, in oxygen-17, # neutrons = 17 - 8 or 9.

Oxygen-17 has 8 protons, 8 electrons, and 9 neutrons.