Nothingness68921 Nothingness68921
  • 24-05-2022
  • Chemistry
contestada

Caffeine (c8h10n4o2) is a weak base with a kb value of 4 x 10-4. The ph of a 0. 01 m solution of caffeine is in the range of

Respuesta :

mahima6824soni
mahima6824soni mahima6824soni
  • 02-06-2022

The ph of a 0. 01 m solution of caffeine is in the range of is between 11 - 12. The correct option is e.

What is caffeine?

Caffeine is a chemical that stimulates the central nervous system.

First, calculate the pOH

Y = 0.0096 M

[tex]\rm pOH = -log (OH)^-\\\\\rm pOH = -log (Y)^-\\\\\rm pOH = -log (0.0096)^-[/tex]

pOH =

pH = 14- pOH

14 - 2.02 = 11.98.

Thus, the pH of the solution ranges between 11 - 12. option e.

Learn more about caffeine

https://brainly.com/question/9255669

#SPJ4

Answer Link

Otras preguntas

URGENT PLEASE HELP I NEED IT RN! THANKS 7. Critique Reasoning Julio states that he can use the SAS Triangle Congruence Theorem to prove that two right triangles
i need 5 or more sentences about “st segment”
Chris baked 45 cookies. His family are n of them. Using n, write an expression for the number of cookies that remained
Why the karnot heat cycle is so much important that we are not creating a super engine which has more efficiency than karnot engine?​
Critically examine the Greece governing system and it's influence on modern political system​
I need some help on this question
What is the degree of the polynomial
What is the value of X? 3 ,4,5,6,8
Which expression is equal to 2√-28
4. Determine the values of p' and q for which (-4,-3) will be the solution of the system .​