Calculate the mass of a salt solution that contains 150 g of salt, and the mass fraction of a solute is 20%

univerkov | September 7, 2021 | education

Given:

m (salt) = 150 g

w = 20%

Find:

m (solution) -?

Solution:

To calculate the mass of a solution, knowing the mass fraction and mass of the salt dissolved in it, we will use the formula:

m (solution) = m (salt) * 100% / w (solution) = 150 * 100/20 = 750 g

Answer: m (solution) = 750 g.

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