After a yellow solid is dissolved in water, the liquid appears to be uniformly yellow throughout. this yellow liquid is best classified as a Heterogenous mixture.
Heterogeneous refers to a mixture in which the components are not spread equally throughout. By definition, a single-phase is a pure substance or homogeneous mixture. There are two or more phases in a heterogeneous mixture.
A heterogeneous mixture has different constituent parts. Solutions, suspensions, and colloids are the three categories into which mixtures can be divided based on particle size.
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