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 ( 47+ )
Otras preguntas
Factor the expression. If the expression cannot be factored, say so.
find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
A blue rope is 3 times the length as a red rope. A green rope is 5 times as log as the blue rope of the total length of all 3 ropes equals 508.25m what is the l
What were the contributions of the Harappan civilization?
The inner and outer Radii of a cylindrical pipe are 5 cm and 4 cm respectively. find the area of cross section of the pipe.
What all the multiples of 81?
Thelma spent 1/6 of her weekly allowance on dog toys. 1/4 on a dog collar and 1/3 on dog food. What fraction of her weekly allowance is left
a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of
What is the creepiest sounding scale? What scale would u use for writing creepy music in other words
find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
