Nicole16111 Nicole16111
  • 03-05-2018
  • Chemistry
contestada

calculate the mass of potassium sulfate needed to produce 115ml of a 1.34M solution
(molarity problem)

Respuesta :

lironica
lironica lironica
  • 03-05-2018
potassium sulphate = K2SO4

molecular weight = 40*2 +32 +4*16 = 176

Molarity = moles of solute / volume in L
1.34 = x/176 *1000/ 115

x = 1.34*176*115/1000

x=27.1216g
Answer Link

Otras preguntas

what is 5.96 in simplest form
Why was Washington's warning about political parties not headed?
How much of a sample remains after five half-lives have occurred?
How are ex nihilo stories different from earth diver stories? a.) Ex nihilo stories explain the creation of Earth from nothingness, while earth diver stories ex
What decimal is equal to 7/10 0.6 0.15 0.2 0.7 0.4 ?
Dramatic irony means that A. things are going to end very badly for someone. B. everything works out in the end. C. the audience knows something the character o
what is the product of 0.4 and 0.09?
Amir arranged 9 photos on a bulletin board. He put the photos in rows. Each row contains the same number of photos. How many photos could be in each row?
name three numbers that would be placed between these two numbers on a number line 5.89 and 5.9
What is the primary function of chloroplasts?