SavannahRoseAmos
SavannahRoseAmos SavannahRoseAmos
  • 14-03-2019
  • Chemistry
contestada

A solution contains 0.140 mol KCl in 2.100 L water. What is the concentration of KCl in g/L?

~0.0667 g/L
~0.294 g/L
~4.95 g/L

Respuesta :

jamuuj jamuuj
  • 15-03-2019

Answer;

≈ 4.95 g/L

Explanation;

The molar mass of KCl = 74.5 g/mole

Therefore; 0.140 moles will be equivalent to ;

 = 0.140 moles × 74.5 g/mole

 = 10.43 g

Concentration in g/L

   = mass in g/volume in L

   = 10.43/2.1

   =  4.9667

  ≈ 4.95 g/L

Answer Link
geminikeller10
geminikeller10 geminikeller10
  • 10-03-2021

Answer:

it is 4.95 on edg

Explanation:

Answer Link

Otras preguntas

Avoiding food for a long period of time is a)fasting b) dieting c) weight loss d) good for you
How does human activity affect earth's natural resources?
when is it necessary for citizens to rebel against the goverment
(4-3√3)(2-√3)???? (the question marks signal the gap between the question and then me starting to distribute)4(2-√3)-3√3(2-√3) I get stuck here!! Please help
The organism that transmits African sleeping sickness is the _____. -tsetse fly -mosquito -tapeworm
A band leader randomly selects 2 students out of 80 band members. If you and your brother are both band members. What is the probability that you are both selec
How can propaganda be both positive and negative?
How is a city legally defined in the u.s ?
George usually takes 1.5 hours to mow his neighbor’s grass and trim the bushes. Today he has only 0.75 of the usual amount of time to complete the job. Which op
What is 18/30 in simplest form