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

Plz help will mark brainleiest!!!!!
Which sentence best states the central idea in this passage? Both the boys and Mrs. Coles benefited from the evacuation. The evacuation changed the boys’ lives
A factory machine was purchased for $375000 on January 1, 2021. It was estimated that it would have a $75000 salvage value at the end of its 5-year useful life.
All planets have magnetic fields. T or F
If a sample of 99 bowlers were taken from a population of 466 bowlers, x could refer to the mean of how many bowlers' scores ? A. Both 99 and 46 B. 99 C. Neithe
What is MMS in full?​
20 POINTS PLEASE HELP What is the correct meaning of the word random. The teacher made a random choice of students to work on the project
After Gerry mows his lawn, he often puts the grass clippings into his flower garden. How will this affect his garden? It will decrease the amount of carbon in t
How do Frederick Douglass experiences as a young child affect him
What led to the wealth and power of the Gupta empire under Chandra Gupta II?