Froggy Jumps Pure Substances vs. Mixtures QuizVersion en ligne Test your knowledge on pure substances and mixtures with this fun quiz! par VELASCO, EDELYN L. 1 Which of the following is a pure substance? a Saltwater b Distilled water. c Air 2 Which of these is a homogeneous mixture? a Sugar dissolved in water. b Sand and salt c Oil and water 3 What type of mixture can be separated by physical means? a A pure substance b A heterogeneous mixture. c A compound 4 Which of the following is a characteristic of pure substances? a They have consistent properties throughout. b They can vary in composition. c They are always solids. 5 What is an example of a heterogeneous mixture? a Salad. b Vinegar c Oxygen 6 Which process can separate a mixture? a Crystallization b Sublimation c Filtration. 7 What is an example of a compound? a Oxygen (O2) b Water (H2O). c Salt (NaCl) 8 Which of the following is NOT a characteristic of mixtures? a They have a fixed boiling point. b They can be separated physically. c They can vary in composition.
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