To classify the mixtures based on applicable separation techniques, we can use common methods such as filtration, evaporation, decantation, and others. Below is a classification based on the mixtures you provided. | **Mixture** | **Separation Technique** ||----------------------------------------|-------------------------------|| Calamansi and tomatoes | Manual separation (picking) || Oil and water | Decantation or Separation funnel || Black pepper and flour | Sieving || Sand and dissolved salt | Filtration || Pepper chips and uncooked rice | Manual separation (picking) || Needles and water | Magnetic separation || Pebbles and tea leaves | Manual separation (picking) || Sand and hot water | Filtration or Sedimentation || Marbles and spaghetti | Manual separation (picking) || Milk and cooked macaroni | Filtration || Rice grains and rice hulls | Manual separation (picking) || Flour and boiling water | Dissolution and filtration |