armoniatrion armoniatrion
  • 21-03-2021
  • Chemistry
contestada

A. What is the pH of 8.9 × 10−3 M HCl?
B. What is the pH of 8 × 10−8 M HCl?

Respuesta :

EngMoh
EngMoh EngMoh
  • 21-03-2021

Answer:

A. p(H) = 2.0506

B. p(H) = 7.0969

Explanation:

A.

p(H)= -log[H+]

p(H)= -log(8.9×10^-3)

p(H) = 2.0506

B.

p(H)= -log[H+]

p(H)= -log(8×10^-8)

p(H) = 7.0969

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