Kyliefox08 Kyliefox08

01-11-2016
Chemistry

contestada

What are the oxidation numbers for Zn(OH)4 ^2-

Respuesta :

venus4455661 venus4455661

01-11-2016

Zn(OH)4= ; -2 = -4 + ?, Zn = +2 , the -4 is the charge on the 4 OH- ions.

NO3- + 6 H2O + 8 e- -------> NH3 + 9 OH-
( Zn + 4 OH- ----> Zh(OH)4= + 2e-) x 4
7 OH- + NO3- + 4 Zn + 6 H2O -------> NH3 + 4 Zn(OH)4=

Answer Link

Otras preguntas

By 1938, Jews in Nazi Germany were not allowed to work in the government or A.carry identification. B.live near other Jews. C.attend synagogues. D.attend schoo

during the early 1800s, what did new england's textile industry and cotton farming in the south have in common?

Gandhi’s nickname, mahatma, means enlightened one. great soul. happy one. peaceful soul.

which component of blood makes up 55 percent of the blood volume?

A theory was not originally a hypothesis. true or false?

Which is true about the polynomial -8m3 11m?O It is a binomial with a degree of 2.O It is a binomial with a degree of 3.O It is a trinomial with a degree of 2.O

In a molecule of water, how many electrons are shared between each hydrogen atom and an oxygen atom? one two four

African americans have fought in every major united states war. true false

The difference of 5 times a number and 8 is 27. which equation below can be used to find the unknown number?

The largest organ in your body is your ______.