jumghoseok jumghoseok 20-09-2021 History contestada Directions: Using the samples in Activity 1, Put a check mark on the the space provided if it is a pure substance and an x if not. 1. Sugar 2. Salt 3.Cooking oil 4. Ketchup 5. Soy Sauce 6. Drinking water 7. Vinegar 8.Pinakbet 9.Milk powder 10.Soft drinks