MIXTURES & SOLUTIONS QUIZ REVIEW

  • Study vocabulary from Chapter 1, Section 1 of Chemical Building Blocks
  • Look over your Guided Reading (Intro to Matter) from Ch. 1 Sec. 1 of Chemical Building Blocks
  • Study your concept map (also review vocabulary terms power point on website including solute, solvent, etc.)
  • Read over your lab on mixtures, solutions, and chemical reactions
  • Chapter 2 Section 1 of Chemical Reactions
  • Study your guided reading from Ch.2 Section 1
  1. A ______is a homogeneous mixture where a solute dissolves in a solvent.
  1. A ______is a (homogeneous/heterogeneous) mixture where one part can be separated from the other(s).
  1. A ______mixture is when it looks the same throughout.
  1. A ______mixture looks different throughout and can be separated by physical means.
  1. The ______is the part of a solution that does the dissolving.
  1. The ______is the part of a solution that gets dissolved.
  1. Give 3 examples of solutions (think about things in your refrigerator) and identify the solvent and solute.

Solution

Solvent:
Solute:
Solvent:
Solute:
Solvent:
Solute:
  1. A(n) ______is two metals combined.
  1. A colloid is a (homogeneous/heterogeneous) mixture where the particles do not dissolve, but look the same throughout . Two examples of this are:

______

  1. An example of a pure substance that contains only 1 atom is a(n) ______.
  1. A (physical/chemical) property is a characteristic that can be observed without changing the substance into something else.
  1. Identify the following as a physical or chemical property:

color ______

ability to freeze ______

ability to burn ______

ability to tarnish ______

  1. In a (mixture/ compound) each substance keeps its individual properties. Also, the parts of a mixture are not combined in a set ______.
  1. In a (mixture/compound) the elements are (physically/ chemically) combined and they form compounds that have properties that are ______than the uncombined elements.
  1. A pulling force that holds atoms together is called a

______.

  1. There are 5 things we look for to find evidence of a chemical reation. Those 5 things are:

______, ______

______, ______,

And ______.

  1. An (endothermic/exothermic) reaction is a reaction in which energy is absorbed which makes it feel cooler (An example of this is baking soda and vinegar).
  1. An (endothermic/exothermic) reaction is a reaction in which heat is released . (An example would be when you mixed Mg chips with JCl and the test tube got warm).

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