stevenkhaauhs9479 stevenkhaauhs9479

20-04-2019
Chemistry

contestada

A solution has a pH of 2.5. What is its [OH-] ?

3.2 x 10-3

3.2 x 10-12

3.2 x 10-2

11.5

Respuesta :

mereiland mereiland

20-04-2019

pH + pOH = 14

pH = 2.5 then pOH = 11.5

[OH-] = 10^(-pOH) =10^(-11.5)

= 3.2 x 10^(-12)

Answer Link

Otras preguntas

What is the primary cause of conflict between Palestinians and Jews over the area that is today Israel?

Did anyone ever escape from Alcatraz?

What is the diffrence compare and contrast thd two events,establishment of democracy in chile and poland?

what achievement by Mesopotamians enable them to control water for farming?

convert 16 over 25 into a percentage ?

what are three arguments as to what extent individuals or nations should care about the disparity of Human Rights in countries

What is the role of a foil in a literary work? a character that provides contrast to another charactera character that conforms to a standardized mental picture

what is b2-4b+4=0 solve with quadratic formula

Does a shoe have a mass less than 1 kilogram

a rectangle has an area of 30 square meters and a perimeter of 34 meters. what are the dimensions of the triangle?