What substances are called solutions? Give examples of solutions. Write a formula relating the mass of the solution

What substances are called solutions? Give examples of solutions. Write a formula relating the mass of the solution to the mass of the solute and the mass of the solvent.

Solutions are called homogeneous mixtures consisting of a solvent and substances dissolved in it, the products of their interaction.
The solutions are: air, sea water, sweet tea. m (solution) = m (solute) + m (solvent).

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