A solution is a mixture of the solute and the solvent. It may be pure and impure. There are 3 types of solutions depending on the solute:-
- Solution
- Suspension
- Colloidal
According to the data given in the question, the mass of the filter paper is increased after the filtration.
It states that the mixture passed from the filter paper had some solid substance that can not pass through the paper, due to which the weight is increased of the filter.
Hence, the correct option is 1. it is the mixture of the solid particle separated from the river.
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https://brainly.com/question/1616939
