hinamibarden6445 hinamibarden6445

18-05-2018
Chemistry

contestada

If an aqueous solution has a ph of 5.57 what is the concentration of hydroxide ion ([oh-]) in the solution?

Respuesta :

mkryukova19 mkryukova19

18-05-2018

pH=5.57
pH+pOH=14
5.57 + pOH=14
pOH = 14-5.57= 8.43

pOH = - log [OH⁻]
-pOH= log [OH⁻]

[tex][OH^{-}] = 10^{-pOH}= 10^{-8.43}= 3.72*10^{-9} [OH^{-}]= 3.72*10^{-9}[/tex]

Answer Link

Otras preguntas

An object accelarates 2.0 m/s 2 when a force of 6.0newtons is applied to it. Shat id the mass of the object

The function shown represents the height h (in feet) of a firework in t seconds after it is launched. The firework explodes at its highest point. h = -16t^2 + 1

in some countries vacation months are january and february. true or false

Which THREE factors led to the development of the four river valley civilization of Mesothelioma, Egypt, the Indus Valley, and China? CHOOSE 3 ANSWERS THAR ARE

20 POINTS Hey! I need help with the question below.

What is the measure of each angle

is this correct??? will give brainliest

Bella is baking chocolate chip cookies for an event. It takes of a cup of flour to bake 6 cookies. She uses cups of flour for every 50 chocolate chips used.

Humans can use many methods to reduce their impact on the environment. Match each method below with an example. A. using renewable resources- B. using resources

What do we call the transfer of good food sand ideas between the old world and the new world