5. Which of these do not belong to the group? A Cornstarch B. Flour C. Sugar D. Water
6. You mix the oil and water. Which statement best describes heterogeneous mixture? a. the mixture is completely mixed. b. you cannot see the oil in the mixture. c. the liquid did not mix but formed two layers. d. the mixture became a solution.
7. Which is NOT a heterogeneous mixture? a. fruit salad b. pencils and pens c. marbles and pebbles d. vinegar​