Chromium has a positive charge (it's a multivalent metal with multiple positive charges)
Carbonate has a negative charge (-2)
Chromium would be the cation, and carbonate would be the anion.
This would be true for dimensional analysis / Stoichiometry questions
Thats a tuff one ummmmmm 4.5 m
A) Asexual
b) Sexual
c) Sexual
d) Asexual
I think learn to drive is the most important part