What's the difference between molarity and molality?

Dear user!

 

The following table lists the differences between molarity and molality.

Molarity

Molality

Molarity can be defined as the number of moles of solute present in 1 L or 1000 mL of a solution.

 

Molality can be defined as the number of moles of solute present in 1 kg or 1000 g of the solvent.

The unit for molarity is mol L-1 or mol dm-3.

The unit for molality is mol kg-1.

It is temperature dependent.

It is temperature independent.

 

All the best!!

  • 91

molarity contains r whereas molality doesnt contains r  he.he.

  • -12

molarity is a volume const and malality is a wight const per1000grams

  • -6

that wz helpful.......thnku

  • -5
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