Answer:To classify the mixtures, let's break them down:1. Soy Sauce - Type: Solution - Solute: Salt, soy protein, etc. - Solvent: Water 2. Water - Type: Pure substance (not a solution) - No solute or solvent involved here. 3. Vinegar - Type: Solution - Solute: Acetic acid - Solvent: Water 4. Fish Sauce - Type: Solution - Solute: Salt, fish extracts, etc. - Solvent: Water 5. Coffee Powder - Type: Mixture (but as powder, it’s not a solution until dissolved) - No solute or solvent until mixed with water.