reesestebbs
reesestebbs reesestebbs
  • 22-03-2021
  • Chemistry
contestada

A solution has a [OH-] of 1.43x10-9. What is the pH of this solution?
a. 5.2
b. 8.8
C. 9.1
d. 4.9

Respuesta :

21ahmedfa 21ahmedfa
  • 02-04-2021

Answer:

a. 5.2

Explanation:

pOH = -log(1.43 x 10^-9) = 8.845

pH = 14 - pOH = 14 - 8.845 = 5.155 ≈ 5.2

Answer Link

Otras preguntas

helppppppppppppppppppppppp
Why did he argue for a declaration of independence and for immediate action?
Factor to find the zeros of the function defined by the quadratic expression.7x2 + 14x − 105
helppppppppppppppppppppppp
What is simplified form of the expression -(4)^-2
Google maps has set new standards for data visualization with its intuitive web mapping software. a. True b. False
If "a" offers money to "b" to commit perjury but instead "b" tells the truth while giving testimony in court:
helppppppppppppppppppppppppppppppppppp
"which of newton's laws could we have used to predict that the forces in parts a and b are equal and opposite?"
Two balls with equal masses, m, and equal speed, v, engage in a head on elastic collision. what is the final velocity of each ball, in terms of m and v