sniipper36 sniipper36

18-06-2021
Chemistry

contestada

The [OH-] of a solution is 7.89 10^-12 M. What is the pH of the solution? it acidic or basic? *

Respuesta :

thanhthuy1111 thanhthuy1111

18-06-2021

Answer: pH = 2,897 , basic[tex][H+][OH-] = 10^{-14} ==> [H+] = \frac{10^{-14}}{7,89*10^{-12} } =\frac{1}{789} \\pH= -lg([H+]) = 2,897 \\pH<7 ==> basic[/tex]

Explanation:

Answer Link

Otras preguntas

) Aubrey can walk 4 1/2 miles in 1/2 hours. Find the average speed in miles per hour.

Which answer best completes the sentence? In the _____ to the coast of Mexico. following year Cortes had to return, following, year Cortes had to return followi

What is choco noisette in English

Heterogeneous mixture a. vinegar b. air c. chunky peanut butter

Change the fraction 13/20 to a decimal.

Which personal pronoun best completes the sentence? How is it used? Among the three of __________, Kevin was the tallest. A. us; object of a preposit

Change the fraction 13/20 to a decimal.

Which colony neither voted for nor against independence? New York Pennsylvania South Carolina Virginia

What was very scarce during the Middle Ages? books food music water

Imagine for a moment that you are a chromosome. Sometimes your life as a chromosome goes very smoothly. You’re copied, you go through a several step division pr