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

Tanya opened a savings account with a deposit of 550.she deposited 450 and withdrew 120.yesturday, Tanya deposited 720 into her account. What percentage of the
I'm looking for a new laptop for school. Which laptop would be the best. Right now I have a chromebook and it is broken.
If the sale tax is 8.875, find the total cost you would pay for : A 22.50 shirt A 6,500 car A house for 750,000
What is 5/9 equivalent to
Most of the newspaper (was,were) placed in the recycling can.
(has,have) any of the missing packages been located?
prove the identity cos(A+B+C)=cosAcosBcosC-cosAsinBsinC-sinAcosBcosC-sinAsinBcosC
Explain the steps that show how the sun provides the energy for surface ocean currents:
an engineer is designing a parabolic arch. the arch must be 15 m high, and 6 m wide at the height of 8 m. Determine a quadratic function that satisfies these co
The measure of angle F is 130 degrees. A part of angle F measures 70 degrees. What is the measure of the other part if the angle?