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

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 NAFTA? What countries are involved?

Maria exercises for 2 1/7 hours every Saturday. She runs for 1/3 of the time that she exercises. How much time does she spend running every Saturday?

Why did the americans go to Oregon during manifest destiny and why did the mormon go to utah??

John Marshall's Supreme Court decisions in the early 1800's did all of the following, except...a.) increase the power of the federal government over the statesb

What is NAFTA? What countries are involved?

A wet towel is hanging on a clothesline in the sun. What process does the towel dry by?

A punch recipe calls for 3 pints of orange juice does the recipe How many ounces oof oranges juice does it requirew

Why might nations join together to remove trade barriers?

What is 9-4(2p-1)=45?

Hinge Joints-These jointscan only move in one direction, like a door hinge. One bone works against another. Movement is back and forth on one plane.Examples:___