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Laabri

1.27.T.TEST - Unit 1 Test - The Structure of Matter

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You may use the following resources on this test:

  • Unit 1 Notes - Digital or Print Out

  • ptable.com

  • Any handwritten notes and/or any digital notes

You may NOT use any past formatives or CK12.

Once you have completed the test, you are free to engage in any academic activities.

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1.

Chemistry is the study of

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2.

What is the atomic symbol for the element Oxygen?

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3.

Which of the following elements is represented by the symbol Ag?

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4.

What atomic symbol is assigned to the element Hydrogen?

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5.

What does the atomic symbol 'Na' stand for?

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6.

Which is an example of a compound?

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7.

What is a pure substance?

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8.

Which of these is not a pure substance?

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9.

A bottle of salad dressing must be shaken before it is poured onto a salad in order to evenly mix the particles. How can this salad dressing be classified?

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10.

Which type of mixture demonstrates components that are visually distinct with different appearance and properties throughout?

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11.

In which type of mixture are the different components evenly distributed?

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12.

Which is a common solvent in everyday life?

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13.

In a saltwater solution, what is the solute?

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14.

In a saltwater solution, what is the solvent?

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15.

Soda is an example of....

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16.

The best way to get the sugar out of a sugar-water solution is to ________.

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17.

Classify each substance as either heterogeneous or homogeneous. (Be sure to classify all 6 substances)

  • Chocolate chip ice cream

  • rice and beans

  • oil and water

  • vinegar

  • lemonade, pulp-free

  • steel

  • Heterogeneous

  • Homogeneous

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18.

The particles in this image would best be described as a(n):

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19.

The particles in this image would best be described as:

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20.

The particles in this image would best be described as:

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21.

What type of mixture is this?

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22.

Is this mixture homogeneous or heterogeneous?

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23.
  • salad dressing

  • salt water

  • Kool-Aid

  • milk

  • jello

  • Orange Juice with pulp

  • Solution

  • Colloid

  • Suspension

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24.

Tyndall effect is due to what phenomena?

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25.

Which solution does not show the Tyndall effect?

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26.

What is a mixture?

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27.

What is a characteristic of a physical change in Chemistry?

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28.

Which is an example of a mixture?

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29.

Which phase change involves a substance going from a gas to a liquid?

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30.

What occurs when a solid undergoes sublimation?

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31.

What is required for a liquid to evaporate?

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32.

Which is not a phase change?

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33.

Which state of matter has a definite shape and volume?

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34.

In which state of matter do particles have the most energy?

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35.

How many atoms are in one molecule of water (H2O)?

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36.

How many elements are in one molecule of CO2?

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37.
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38.