ejreed99 ejreed99

02-06-2017
Chemistry

contestada

An HCl solution has a concentration of 9.8 x 10-5 M. What is the pH of this solution?

Respuesta :

dec77cat dec77cat

02-06-2017

HCl = H⁺ + Cl⁻

c(HCl)=9.8*10⁻⁵ mol/l

pH=-lg[H⁺]

[H⁺]=c(HCl)

pH=-lg{c(HCl)}

pH=-lg{9.8*10⁻⁵}=4.009

pH=4.009

Answer Link

Otras preguntas

HELP: WILL SOMEONE HELP ME WITH MY THESIS STATEMENT TO THIS, Bias, or prejudice, is a judgment rarely based on fact. Everyone has a certain amount of bias. Tho

(111011001010001)2 ➡️(?)16

(111011001010001)2 ➡️(?)16

Which of the following equations represents a quadratic function?

The head restraint should be adjusted so that it reaches A.the top of your ears b.the base of your skull C.the top of the head

Difference between embryoblast and trophoblast

True/False: Bajo is the opposite of alto. True false

Find the value of x for which m||n A:38 B:62 C:103 D:150

Let y = safe load in pounds and x = depth in inches for a certain type of rectangular horizontal beam. A constant of proportionality exists such that y = kx^2.

Which ordered pair represents the y-intercept of the graph of the equation y = -5x + 6? O A. (-5,0) O B. (6.0) O C. (0,6) O D. (0,-5)