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 ( 51+ )
Otras preguntas
It's possible to contract an STI through a blood transfusion. Please select the best answer from the choices provided T F
what is the shortset 1/3 2/5 3/10 or 1/4
im stuck on question 43
It is impossible for those who have good intentions to have a cultural misunderstanding. Please select the best answer from the choices provided T
What factor determines when a species is considered invasive? a. It has positive environmental impacts. b. It is environmentally damaging. c. It spreads outside
Describe three ways in which science benefits society.
Is the formation of rust on an iron nail a chemical change or a physical change? Explain your answer.
Which of the following could be a master status for someone? All of the above An occupation An AIDS diagnosis A physical disability
5 meat loaves using 9 pounds of ground beef. 14 hamburgers using 4 pounds of ground beef. each meat loaf was made with the same amount of ground beef. which of
Kim needs to place 32 mystery books and 56 biography books on library shelves. She is to place the maximum number of books on each shelf so that all the shelves
