dissolve solute th given ter 4. longer di: 5. amount o 6. 1. To which of the following can water be classified? A. Compound of element C. Mixture of gases B. Element of gases D. Substances of gases 2. What substance is made by mixing two elements without being chemically combined? A. Compound B. Element C. Mixture D. Solution 3. What are the two broad classes of matter? A. Atom and molecules C. Homogeneous and heterogeneous B. Element and compound D. Mixture and substances 4. Which of the following best describe a substance? A. It can be separated C. It is heterogeneous B. It has many components D. It is pure 5. All of the following are properties of substances EXCEPT A. Homogeneous B. It cannot be separated physically C. It has varying boiling point D. It melts completely 6. Which one is the best way to determine whether an unknown sample is a substance or a mixture? A. Knowing its density Testing of solute 7. in a solute 8. a solution 9. of solubili 10 considere 11 12​