oliviaenrii
oliviaenrii oliviaenrii
  • 04-05-2020
  • Chemistry
contestada

What is the pH of a 0.028M solution (pH=-log(M))

A) 3.56
B)2.88
C)1.55
D)1

Respuesta :

kausarraza1200
kausarraza1200 kausarraza1200
  • 04-05-2020

Answer:

C

Explanation:

-log(0.028)=1.55

Answer Link
grace8786
grace8786 grace8786
  • 04-05-2020

Answer:

ph =-log (28 x 10^-2)

= -(log 28 +log10^-2) ie using indices

= -(1.44+(-2) )

=-(-0.56)

= 0.56

=approximately (1) ans

Answer Link

Otras preguntas

Which of the following is the correct notation for √-98+71 A. 7i √2+71 B. 71+7i √2 C.-7i √2++71 D.7 √2+71i
How did Justinian and Theodora gain, consolidate and maintain power?
the image above entitled self portrait with two pupils is an example of an artist use of1. encaustic 2. mixed media3. liquid media 4. artistic tools ​
Evaluate each expression for x=-2 and y = 3 3x-2y+xy =
In parallelogram RSWY, find m
please help me !!!!!!!!!!!!!!!!!!!!!!!
I need help with this plsss 15 points pls!!
List 0,1,123,4,34 in proper notation
true or false the Lewis and Clark party reached the Pacific Ocean 18 month into there expednition
IM GIVING BRAINLIEST!!! It takes a dog 60 seconds to run a total of 180 meters. What is the dog's average speed? A. 0.3 m/s B. 3.0 m/s C. 9.0 m/s D. 30.0