Question

Calculate the mass of urea and the mass of water required to make 250 gm of 20% solution of urea

Answer 1

Total mass of the mixture containing water and urea is 250 g

Mixture is a solution of 20% urea

Steps to solve the problem:

Mass of urea is 20% of the mixture = 250 * 20/100 = 50 g

Therefore , Mass of water = 250 -50 = 200 g

Hope it helps you.

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Answer 2

Answer:

mass of water 200mass of urea 50