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

Lot of points!!! Brown hair color as (R, dominant) and blonde hair color was (r, recessive). 1)If hair color was an autosomal Mendelian trait, and an XX parent

what is 8498393 times 3798147 divided by 438943847 minus 5785340 as a fraction in simplest form?

Find the cube roots of 27(cos 327° + i sin 327° ). Write the answer in trigonometric form.

Lot of points!!! Brown hair color as (R, dominant) and blonde hair color was (r, recessive). 1)If hair color was an autosomal Mendelian trait, and an XX parent

Somebody please help me !!! And thank you if you do

Can someone explain how to do this step by step please Order Of Operations: Parentheses in PEMDAS Whoever explains step by step and helps me will get marked BRA

A bakery finds that the price they can sell cakes is given by the function p = 580 − 10x where x is the number of cakes sold per day, and p is price. The total

What quadrilateral has no pair of parallel side what two shapes could it be?

13-0.5w+6x when w=10 and x =1/2

Suppose A and B are 3 x 5 matrices. Which of the following are the dimensions of the matrix A + B? a. 3 x 5 b. 8x8 C. 15 x 15 d. 81