Question

A solution tcontains 40g of common salt in 360g of water calculate the concentration in terms of mass by mass percentage of the solution

Answer 1

Hello friend

Solution contains 40g of common salt and 360g of water

The total mass of solution will be =40+360=400g

Mass by mass percentage is calculated by

(Mass of the solute/mass of the solution)*100

=(40/400)*100

=10%

Hope it helps!