baileypreston311 baileypreston311

12-05-2019
Chemistry

contestada

The [H3O+] of a solution is 2.5 x10-7. What is the pOH of the solution?

Respuesta :

superman1987 superman1987

26-05-2019

Answer:

7.4.

Explanation:

∵ pH = -log[H₃O⁺].

∴ pH = -log(2.5 x 10⁻⁷) = 6.6.

∵ pH + pOH = 14.

∴ pOH = 14.0 - pH = 14.0 - 6.6 = 7.4.

Answer Link

Otras preguntas

what are the characteristics of radioactive materials

1 Select the correct answers. Which two pieces of background information are important to know about your audience? whether the audience consists of more men or

Write a few paragraphs explaining the development of the slave trade in Central Africa.

Sectionalism refers to the:

PLSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS I NEEDDDD HELPPPPPPPPPPPPPPPPPPPPPPPPPPP IM TIMEDDDDDDDDDDDDDDDDDDDDDDDDDD PLSSSS HELPPPPPPPPPPPPP parentheses. I (tell) t

Please help due soon!!!

Are all isotopes radioactive?

Hi I need help with the questions below, thank you!

When the function f(x) = 3(5)x is changed to f(x) = 3(5)x + 22, what is the effect? (4 points) There will be no change to the graph because the exponential port

A population of squirrels that once bred and lived together is now separated by a large river. They are now unable to reach each other. This is an example of wh