An<em> independent clause</em> contains enough information to <em>stand alone</em>. It contains a subject (so readers can know what the sentence is about) and a verb (that informs what the subject do, did or will do.)
In vinegar, water is the solvent and acetic acid<span> is the solute. </span>Bronze<span> is a solid </span>solution<span>. Tin is the solute and copper is the solvent.</span>