Babyswag3038 Babyswag3038
  • 23-01-2020
  • Chemistry
contestada

Measurements show that the ph of a particular lake is 4.0. What is the hydroxide ion concentration of the lake?

Respuesta :

anfabba15
anfabba15 anfabba15
  • 23-01-2020

Answer:

[OH⁻] → 1×10⁻¹⁰

Explanation:

pH = - log [H⁺]

pOH = - log [OH⁻]

pH + pOH = 14

4 + pOH = 14

14 - 4 = 10 → pOH

10^-pOH = [OH⁻]

10⁻¹⁰ = [OH⁻] → 1×10⁻¹⁰

Answer Link

Otras preguntas

Two fifths the cube of a number
Graph the linear equation solve for Y 3x+y=6
write the equation a. a vertical line that passes through the point (2,-6)b. the y axis c.  a horizontal line that passes through the point (1,4)d. the x axis
Find k such that x² + (k + 1)x + k + 4 = 0
Which of the following is a sign of inflammation? a. bruising b. swelling c. numbness d. temperature decrease
How many times more basic is a solution with a pH of 10 than a solution with a pH of 8  a. A pH of 10 is two times as basic  b. A pH of 8 is two times as basic
Toms home is 1800 m from his school. One morning he walked part of the way to school and then ran the rest. If it took him 20 minutes or less to get to school,
list the six external parts of a computer system, identify which is the output device and which is the input device?
(10x^6 + 8x^4) / 2x^2
Two fifths the cube of a number