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

1. Phionah poured 100cm³ of water. Phionah later mixed 400cm³ of salt solution of density 1.6gcm3 in the water above. Determine the density of the mixture

If a video gets 5000 views every 10 minutes how many hours will it take to get 60000 views

Which client statement indicates knowledge deficit r/t substance use disorder?a) Although legal, alcohol is one of most widely used drugsb) Tolerance to heroin

Choose the correct sentence.a. To get to Sacramento, travel North on Interstate 5. b. To get to Sacramento, travel north on interstate 5. c. To get to Sacrament

Please help me with the question i have put

What kind of reproduction is budding?

5. During the night, a child hide himself at the corner from his mother who wanted to bit him. The mother came with a torch calling him, but the child could onl

À partir d’un exemple, expliquez l’origine de la diversité génétique au sein d’une espèce.

What are behaviors that make up good public speaking?

There are 20 math problems divided into 4 equal columns on a worksheet. Your teacher has you cross out one column of problems. Use the equation 20-20/ 4=p to fi