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Distinguish mixtures from sultances based on a set of properties. Directions. Read the statement carefully. There are four choices in each item and you are oing to select the best answer from the choices given below. Write the letter of the correct
1. OLIVER heated a liquid in a casserole. He forgot to turn off the stove right away and all the liquid was gone. But he noticed that there were some solid materials that settied at the surface of the casserole. What can be inferred from his observation? a. The liquid was a pure substance, b. The liquid was composed of a single material c. The liquid was a muture with dissolved solid materials. d. The liquid material was a pure substance because it evaporated I 2. Homogeneous mixture has the same properties. It means that the substances mixed thoroughly and after stirring, it appeared as one substance. You can no longer distinguish one component from the other. What is the other term for homogenous mixture? c. Solution 3. Which statement below does not describe a mixture a. The mixtures can be separated by physical means. . b. A mixture may either be homogeneous or heterogeneous. c. A mixture has a definite composition. d. A mixture consists of two or more substances.
4. Which statement is NOT TRUE regarding pure substances? a. Pure substance are homogeneous b. Pure substances boil and melt at a particular temperature. c. Pure substances can be further broken down into simpler substance d. Pure substances are made up of only one kind of element.
5. Why solution considered a homogeneous mixture? a. It is usually liquid. b. It can be dilute or concentrated. c. It contains a solute and solvent. d. Its components are distributed evenly.​​