Neutral implies that the amount of electrons = amount of protons
so for oxygen, protons = 8
isotopes have equal number of protons but differ in number of neutrons , so that affect the mass since :
protons + neutrons = atomic mass
Hope this helps
Answer:
can be replaced in a short amount of time
Explanation:
done
90 oz because 5lbs is equal to 80 oz (5*16=80) plus 10oz = 90