shaLirmarjessgirl shaLirmarjessgirl
  • 23-11-2016
  • Chemistry
contestada

If 33.6 grams of KCl are dissolved in 192 grams of water, what is the concentration of the solution in percent by mass?21.2% KCl17.5% KCl14.9% KCl5.71% KCl

Respuesta :

pkmnmushy
pkmnmushy pkmnmushy
  • 01-12-2016
The answer here would be 14.9 %KCl and here is how I can explain why:
33.5g / 225.6g x 100% = 14.9% 
you are looking for % of KCl in the solution, you have to add the mass of the KCl and water to get the total mass of the solution
Hope this helps a lot


Answer Link

Otras preguntas

which expression is equivalent to 4 to the second power times 4 to the negative ninth power
PLZ HELP ME I GOT 99 POINT FOR YOU !!!THE WORLD WITH A THOUSAND MOONS CHAPTER 1: Thrill Cruise By Edmond Hamilton Lance Kenniston felt the cold realization of f
select the terms that match aristoles definitions of government
When baking cookies, each cookie should be placed about 2 inches from one another to allow room to expand. If one cookie has a radius of 1 inch and a center at
Given the diagram below what is mb?
-4v³+11v²-6v how to factor
Which of these was an unintended consequence of the industrialization of agriculture in the developing world during the mid- and late 20th century? food product
The unauthorized copying of the material support, labels, artwork and packaging is called
Trans fats are a type of A) saturated fat that raises your HDL ("good") cholesterol B) saturated fat that raises your LDL ("bad") cholesterol C) unsaturated f
which best describes the differences between a resume and a CV?