nydeaaa
nydeaaa
01-05-2018
Chemistry
contestada
If the pH is 4.5, what is the pOH ?
Respuesta :
mkryukova19
mkryukova19
05-05-2018
pH+pOH=14
4.5+pOH=14
pOH=14-4.5
pOH = 9.5
We know that
[H⁺][OH⁻]=10⁻¹⁴,so
-log([H⁺][OH⁻])=-log10⁻¹⁴
-log [H⁺]+ (- log[OH⁻])= - log10⁻¹⁴,
- log[H⁺] = pH
- log[OH⁻] = pOH
- log10⁻¹⁴=-(-14)log10=14*1=14
pH + pOH =14
Answer Link
VER TODAS LAS RESPUESTAS ( 14+ )
Otras preguntas
Carmen has 4 baby bunnies. Each bunny weighs 1/5 of a pound. How much do the bunnies weigh all together?
Eduardo is the manager of Hometown Hardware. During the past six months, his cash expenditures have exceeded his cash receipts. Hometown Hardware is suffering f
oraciones con la palabra herrumbe
Skin cancer: The mole is many different shades of brown or black asymmetry border color diameter evolving
What is 8C6? O A. 10 O B. 28 O C. 14 O D. 35
11:25 Done player.quickstart.com AA C In order for a computer to know where data goes, each device is assigned an internal address. This address is called what?
What is area of the irregular figure below? 6in 4in 12in
One day Nelson Mandela decides not to go for his morning run. What happened to make him not feel like running?
HELP PLEASE!! ASAP, Find the surface area of the sphere. Round your answer to the nearest hundredth.
Which of the following is true of meiosis? Choose 1 answer: It occurs in all cells. It contains only one cell division. It does not require interphase to occur
