Chapter 12 Test
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Question 1 of 15
1. Question
1.A(n) _____ is an unstable physical mixture of undissolved particles in a liquid.
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Question 2 of 15
2. Question
2.Which of the following is an oily substance used as moisturizer in skin and body creams?
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Question 3 of 15
3. Question
3.Which statement about surfactant molecules is correct?
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Question 4 of 15
4. Question
4.Protons are subatomic particles with which type of charge?
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Question 5 of 15
5. Question
5.A water-in-oil emulsion:
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Question 6 of 15
6. Question
6.A(n) _____ releases a significant amount of heat.
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Question 7 of 15
7. Question
7.The term pH represents the quantity of _____ ions.
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Question 8 of 15
8. Question
8.Matter does NOT exist in which form?
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Question 9 of 15
9. Question
9.When a substance undergoes a _____ change, a new substance with different properties is created.
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Question 10 of 15
10. Question
10.In an oxidation-reduction reaction:
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Question 11 of 15
11. Question
11.The _____ is the substance that is dissolved into a solution.
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Question 12 of 15
12. Question
12.Steam is an example of a:
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Question 13 of 15
13. Question
13.The rapid oxidation of a substance, accompanied by the production of heat and light, is called:
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Question 14 of 15
14. Question
14.A(n) _____ is a chemical combination of two or more atoms in definite (fixed) proportions.
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Question 15 of 15
15. Question
15.The simplest form of chemical matter is a(n):
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