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

you are Amrita recently you presented your school at the district level in poem recitation competition mentioning the details write a report for your school mag
Whats the value of x
(MC) How would you answer the following question? Tu détestes jouer au tennis? O Non, merci beaucoup. C'est un peu bien. Non, jaime le sport C'est l'hiver.​
26. Use the diagram given below to answer the questions that follow. Diameter = 18cm (Use r = 3.14) a. Find the area of the circle. b. What is the circumference
What point is Kate tempest trying to make in her poem my Shakespeare ??
Why does the definition of rational number state that b, the denominator of the rational number a/b, cannot equal 0?
help task 1 .........​
In the blanks provided, describes how big a cell is according to the animation
Which statement is an evaluation of Mortimer‘s writing style
What is the relationship between Greece’s location and the spread of Greek culture to other parts of the world?