Mass of solute + solvent = mass of solution?

[hamza2095]

Homework Statement

10g of CaFl2 is disolved in 100 grams of water, what is mass/mass concentration

Homework Equations

c = mass of solute/mass of solution

The Attempt at a Solution

Would it be 10/100 = 0.1 or 10/110 = 0.091

 

[Borek]

10/110, mass of the solution is a sum of masses of all its components.