marcart8971 marcart8971

02-04-2019
Chemistry

contestada

What is the [h3o+] for a solution at 25°c that has poh = 5.640?

Respuesta :

11-04-2019

Answer:

= 4.37*10^-9 M

Explanation:

We know that;

pH + pOH = 14

Therefore;

pH = 14 - pOH

Which means; pH = 14 - 5.64

= 8.36

But;

pH = -log[H3O+]

Thus;

8.36 = -log[H3O+]

[H3O+] = 10^(-8.36)

= 4.37*10^-9 M

Answer Link

Otras preguntas

which feature of the us government is based on principle of federalism A) the existence of three branches of government that limit each others power

why did kids work in factorys a long time ago?

mi hija tiene que haser un resume de las medidas sobre multas por no certificar la instalación de asientos protectores más o menos como si fuera una niña de 11

Write an expression for "7 times r."

Choose one of the prompts listed below. Write a five-sentence paragraph using chronological order and including a topic sentence to explain the steps that you

what type of plate collision does not result in subduction of one plate under the other

They aim to kindle interest and to direct the activity of the awakened student along sound lines. In using the word awakened, the author wants to suggest the a

What value of x will cause the denominator of 8x-2/5x+1 to be 0? 1) -1/5 2) 1/5 3) 1/4 4) -1/4

____________ smoking is the most toxic way to smoke tobacco.

How many sides are there on a convex polygon if the sum of the interior angles is 3240? 18 19 20 21