Seudónimo Seudónimo
  • 12-05-2020
  • Chemistry
contestada

How many grams of perchloric acid should be dissolved in 8500mL of water to make a solution with pH 3.3

Respuesta :

valeherrera333 valeherrera333
  • 13-05-2020

Answer:

0.427 g HClO4

Explanation:

[H+]= 10^-3.3 = 5.01 x 10^-4 M

8500 mL=8.5 L

M= mol solute/ L solution

mol solute= M* L solution

mol solute= (5.01 x 10^-4 M * 8.5 L)

mol solute= 4.26 x 10^3 mol HClO4

1 mol HClO4             -> 100. 4 g

4.26 x 10^3 mol HClO4 -> x

x=0.427 g HClO4

Answer Link

Otras preguntas

anwer asap ill give brainleit
The first step to change a fraction to a percent is to ... A. Multiply the numerator by the denominator B. Change the fraction to a decimal C. Move the decimal
Without multiplying, is 4 × 0.36 less than or greater than 4? Explain its for my little sis oof
How did D.W. Griffith's 1915 movie Birth of a Nation impact the status of African-American civil rights? Answers: A) Negatively, because it glorified the Ku Klu
Do you think it's better to eat foods with a high or low glycemic index? Why? *
pls help me Identify two examples of cruel things that were done to slaves as noted in the narratives?
Below are two parallel lines with a third line intersecting them
What is the area of this figure
Here are the commonly used Baud rate: 2400,4800,9600,19200,38400, 115200, 460800 There is an inertial measurement unit (IMU) measurement sensor that needs to up
How do the separation of power help the system of checks and balances function?