Establish the molality equation and determine the mass of KCl needed to make 126 g of 0.505 m KCl
Recall that molality can be calculated as:
In this case, the molality is already given where:
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
126 g of 0.505 m KCl
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Molality concept. You can view video lessons to learn Molality. Or if you need more Molality practice, you can also practice Molality practice problems.
What is the difficulty of this problem?
Our tutors rated the difficulty ofHow much dry solute would you take to prepare each of the fo...as high difficulty.