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 ( 82+ )
Otras preguntas
Which two lines from the burns poem most closely echo the theme of the gym class heroes song?
When platinum crystallizes, it forms face-centered cubic cells. The unit cell edge length is 392.3 pm. Calculate the density of platinum in g/cm3.?
(2x-3)(4-3x) Find the product of the binomials. A) 72x2 B) 11x2 - 12 C) 8x2 - 18x + 9 D) -6x2 + 17x - 12
It's friday night. you already have a ticket to a concert, which cost you $30. a friend invites you to go out for a game of paintball instead. admission would c
Use the table to decipher Eduardo’s friend Fernando’s opinions about living quarters and decorating styles. Then create a blog entry from Fernando’s perspective
what kinds of literary techniques does the play use? In The Crucible
Type the correct pronoun in the box. Everybody will please stand when name is called.
A couch and coffee table cost a total of $1044 . The cost of the couch is three times the cost of the coffee table. Find the cost of each item
need help please don't under stand how to do it, its for algebra
Read this line from The War of the Worlds: No one would have believed in the last years of the nineteenth century that this world was being watched keenly and c
