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 ( 16+ )
Otras preguntas
Which are examples of the discrimination that European Jews endured throughout history? Check all that apply.
subtract simplify, if possible 7 1/7-2 6/11
A sailor strikes the side of his ship just below the surface of the sea. he hears the echo of the wave reflected from the ocean floor directly below 5.0 s later
who can vote in an open primary? A. Anyone can vote in an open primary B. Only registered Republicans or Democrats C. Registered Democrats only D. Registered Re
Which of these is an example of a chemical change apex?
Volcanoes emit much hydrogen sulfide gas, h2s, which reacts with the oxygen in the air to form water and sulfur dioxide, so2. every 72 tons of h2s reacts with 1
How do you find the difference temperature that begins at 14 degrees but drops to -25 degrees by evening?
How to get to landscape mode in microsoft word
Elements in the first group of the periodic table are
Could anyone answer this? Im having trouble thanks!
