" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
> NH4Cl ==> NH4+ + Cl-
biloks Cl = -1
Biloks NH4+ = +1
*Mencari biloks unsur N
N + 4(+1) = 1
N = -3
> untuk yg (NH4)2CO3 sama kok caranya