Question

Given that oxygen has an atomic number of 8, determine how many protons and neutrons are in the isotope 18O, or oxygen-18.

Answer 1

@emmynimmy what do you think the answer is

Answer 2

okay so i'll show you how to do it step by step if you're willing to actively participate

Answer 3

K

Answer 4

I get that

Answer 5

@emmynimmy so far follow?

Answer 6

yes

Answer 7

Yeah I understand.

Answer 8

ok now for every element we have two numbers: the atomic number and the mass number.

usually for every element the number of protons = the number of electrons.

so positive charges = negative charges which makes it neutral.