maggie43
maggie43
03-03-2017
Chemistry
contestada
A solution with pH of 9 has [OH-] concentration of
Respuesta :
TSO
TSO
10-03-2017
pH = -log([H+])
[H+] = 10^(-pH)
[H+] = 10^(-9)
[H+][OH-] = Kw
Kw = 1.0*10^-14 at 25 degrees celsius.
[OH-] = Kw/[H+] = (1.0*10^-14)/(1*10^-9) = 1.0*10^-5
The concentration of OH- ions is
1.0*10^-5 M
.
Answer Link
VER TODAS LAS RESPUESTAS ( 53+ )
Otras preguntas
When it comes to seating arrangements, _______ is most often the primary consideration. a. the guest of honor b. gender c. age d. social rank
The showed Americans the Vietnam War was not nearly over, as the government had suggested.
Why did Spanish colonists begin to rely more heavily on the Atlantic slave trade by the mid-1500s?
what is equivalent to 15/60
Which statement about the Supreme Court is true and played a role in Brown v. Board of Education? A. A majority of the justices can reverse earlier rulings mad
In 1832, Samuel Worcester sued the state of Georgia claiming the state __________.A.should annex Cherokee lands for use in growing cottonB.had no authority over
Ireland is a popular destination for american business and investors because? A-it has many large cities B-it has business friendly policies C-its people spea
It costs $100 to rent the bowling alley, plus $4 per person. The cost for any number (n) of people can be found using the expression 100 + 4n. The cost for 15 p
what does katniss talk about in her distract president snow propo?
Describe the narrow escape of the men aboard the nautilus
