1
answer
0
watching
186
views
23 Nov 2019

. Fill in the nine gaps in this table.

Symbol Ar, __________, _________
Protons _______, 10, ___________
Neutrons _______, 10, ___________
Electrons ________, __________, 6
Mass number 40, ________,12

For unlimited access to Homework Help, a Homework+ subscription is required.

Sixta Kovacek
Sixta KovacekLv2
18 Sep 2019

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Start filling in the gaps now
Log in