Introductory Chemistry For Today
8th Edition
ISBN: 9781285644561
Author: Seager
Publisher: Cengage
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5.) Correctly match the terms listed on the left with the substances listed on
the right. More than one term may be used for each substance.
A. element
B. compound
C. heterogeneous
Mg
Fe mixed with sand
saltwater
D. mixture
water
E. homogeneous
F. pure substance
G. Solution
M9SO.
41
8
3.
5
CO
A substance composed of 2 or more elements in a fixed, definite proportion is
considered
a homogeneous mixture.
a heterogeneous mixture.
a molecular compound
an alloy.
a solution.
7. What is a pure substance that is only made of type of atom?
A. Element
C. Compound
D. Elixir
B. Suspension
What is a molecule that is made of atoms of two or more elements chemically
8. bonded together?
A. Heterogeneous
B. Heteronuclear
C. Homogeneous
D. Homonuclear
9. Which best describes heterogeneous mixtures?
A. They must always be made of liquid components. No gas or solid components.
B. The components must always be mixed or dispersed uniformly within the same
physical state.
C. The components are always visible and distinguishable from the other
components.
D. All of the options are correct.
10 Which best describes a homogenous mixture?
A. They must always be made of liquid components. No gas or solid components.
B. The components must always be mixed or dispersed uniformly within the same
physical state.
C. The components are always visible and distinguishable from the other
components.
D. All of the options are correct.
11 Which method would be the most effect to separate…
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Classify each pure substance represented below by a capital letter as an element or a compound. Indicate when such a classification cannot be made, and explain why. a. Substance A is composed of heteroatomic molecules. b. Substance D is composed of homoatomic molecules. c. Substance E is changed into substance G and J when it is heated.arrow_forwardWhen camping in the mountains, you boil a pot of water on a campfire to make tea. Which of the following is a chemical change? (a) The water boils. (b) The campfire wood burns. (c) The tea dissolves in the hot water. (d) The pot melts from the heat of the fire.arrow_forwardIn Chapter 3, we learned that all matter is composed of atoms. In this chapter, we learned that most common substances are either compounds or mixtures of compounds. How can these both be true? Explain.arrow_forward
- How do you distinguish (a) chemical properties from physical properties? (b) distillation from filtration? (c) a solute from a solution?arrow_forwardIn the left box, draw a particulate-level illustration of a substance in the gaseous state. Model the particles as spheres, which can be simple circles. Assume that the box represents a tiny, closed container that holds the particles. In the right box, draw a particulate-level illustration of the same substance after it cools and becomes a liquidarrow_forwardThe composition of a given pure compound is always no matter what the source of the compound.arrow_forward
- Questions 47 and 48: Samples of matter may be classified in several ways, including gas, liquid, or solid G, L, S; pure substance or mixture P, M; homogenous or heterogeneous Hom, Het; and, for pure substances, element or compound E, C. For each substance in the left column of the tables shown, place in the other columns the symbol from the top of the column that best describes the substance in its most common state at room temperature and pressure. Assume that the material is clean and uncontaminated. The first box is filled in as an example. G, L, S P, M Hom, Het E, C Factory smokestack emissions All, but mostly G Concrete in a sidewalk Helium Hummingbird feeder solution Table saltarrow_forwardQuestions 47 and 48: Samples of matter may be classified in several ways, including gas, liquid, or solid G, L, S; pure substance or mixture P, M; homogenous or heterogeneous Hom, Het; and, for pure substances, element or compound E, C. For each substance in the left column of the tables shown, place in the other columns the symbol from the top of the column that best describes the substance in its most common state at room temperature and pressure. Assume that the material is clean and uncontaminated. The first box is filled in as an example. G, L, S P, M Hom, Het E, C Limestone calcium carbonate Lead Freshly squeezed orange juice Oxygen Butter in the refrigeratorarrow_forwardSeawater is composed of salt, sand, and water. Is seawatera heterogeneous or homogeneous mixture? Explain.arrow_forward
- ¡n a sample of a gaseous substance, more than 99% of the overall volume of the sample is empty space. How is this fact reflected in the properties of a gaseous substance compared with the properties of a liquid or solid substance?arrow_forwardExplain the termselement, afoul, and compound. Provide an example and microscopic drawing of each.arrow_forwardDescribe how a homogeneous mixture differs from a heterogeneous mixture.arrow_forward
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