Search found 4 matches

by H
Fri Nov 15, 2019 2:09 am
Forum: Chemistry forum
Topic: Redox (again)
Replies: 1
Views: 4408

Redox (again)

So.. I answered to myself so no one will help me, yes I'm stupid, I'm sorry. Ok, so, I tried the app of here but It said "there's infinite ways to solve It" so I'm really confused.


H2S + NaCr2O7 + H2SO4 = Cr2(SO4)3 + NaHSO4 + S + H2O

How do I ajust this
by H
Fri Nov 15, 2019 2:02 am
Forum: Chemistry forum
Topic: Redox
Replies: 2
Views: 4668

By the way, I already tried to use the app of here to ajust It, but It says "There's infinite ways to solve It" so im confused.
by H
Fri Nov 15, 2019 1:56 am
Forum: Chemistry forum
Topic: Me pueden explicar por que se forma el Cr2O3
Replies: 3
Views: 7551

Buenas, camarada, no sé si necesites aún explicación pero.. es porque las valencias se intercambian Cr(x) + O(-2) = Cr2O3 Aquí, se conoce únicamente la valencia del oxígeno, pero al ser distintas se muestran, dando como resultado eso. Ahora tienes lo siguiente: Productos Reactivos Un cromo y u...
by H
Thu Nov 14, 2019 10:48 pm
Forum: Chemistry forum
Topic: Redox
Replies: 2
Views: 4668

Redox

I need some help, how do I ajust this ecuation with redox method?

H2S + NaCr2O7 + H2SO4 = Cr2(SO4)3 + NaHSO4 + S + H2O


Thanks.