Mixtures & Solutions Review

25 Questions | By Zmcdermott | Updated: Mar 15, 2022 | Attempts: 308

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This will help you to prepare for our unit test.

Questions and Answers

1.

A solution in which no more material will dissolve is _____.
- A.
  
  Saturated
- B.
  
  Dissolved
- C.
  
  Diluted
- D.
  
  Solvent
2.

The material that seems to disappear in a solution is the _____.
- A.
  
  Solute
- B.
  
  Solvent
- C.
  
  Translucent
- D.
  
  Property
3.

If one lemonade mixture has twice as much water AND twice as much powder as the first, the solutions have the same
- A.
  
  Concentration
- B.
  
  Volume
- C.
  
  Crystals
- D.
  
  Mass
4.

The solid form of a material that can be identified by it's properties such as shape and pattern is a _____.
- A.
  
  Crystal
- B.
  
  Solute
- C.
  
  Particle
- D.
  
  Solution
5.

To add water is to _____.
- A.
  
  Dilute
- B.
  
  Concentrate
- C.
  
  Particle
- D.
  
  Solvent
6.

A new solid material formed as a result of a chemical reaction is a _____.
- A.
  
  Precipitate
- B.
  
  Crystal
- C.
  
  Solute
- D.
  
  Solvent
7.

Water is the _____ in a salt-water solution.
- A.
  
  Solvent
- B.
  
  Solute
- C.
  
  Precipitate
- D.
  
  Saturation
8.

The only difference between a screen and filter paper is the size of the _____.
- A.
  
  Holes
- B.
  
  Particles
- C.
  
  Solution
- D.
  
  Scientist
9.

The liquid that dissolves a solid material in a solution is called the _____.
- A.
  
  Solvent
- B.
  
  Solute
- C.
  
  Concentrate
- D.
  
  Evaporation
10.

The amount of a substance that can be dissolved in a set amount of water is it's _____.
- A.
  
  Solubility
- B.
  
  Concentration
- C.
  
  Flavor
- D.
  
  Reactant
11.

An explosion is an example of which of the signs of chemical reaction
- A.
  
  Heat release
- B.
  
  Gas formation
- C.
  
  Precipitate formation
- D.
  
  Dissolving
12.

What did the bags allow us to discover about our chemical reactions?
- A.
  
  How much gas was created
- B.
  
  Gas was created
- C.
  
  Chalk was created
- D.
  
  We needed more water
13.

I have a new white substance following a chemical reaction. How could I test for a characteristic to prove it is chalk?
- A.
  
  See if it reacts with vinegar
- B.
  
  Taste it
- C.
  
  Ask Mr. Rohder to taste it
- D.
  
  Weigh it
14.

Baking soda was the common ingredient in our chemical reactions. What happens when I add water to just baking soda?
- A.
  
  Baking soda dissolves
- B.
  
  It makes gas
- C.
  
  It makes chalk
- D.
  
  It starts on fire
15.

What gas do they use in fire extinguishers to put out fires?
- A.
  
  Carbon dioxide
- B.
  
  Oxygen
- C.
  
  Hydrogen
- D.
  
  Nitrogen
16.

Which is less soluble: salt or citric acid
- A.
  
  Salt
- B.
  
  Citric acid
17.

How can solutions be separated?
- A.
  
  Evaporation
- B.
  
  Coffee filter
- C.
  
  Screen filter
- D.
  
  Shake them
18.

Is it more accurate to measure in centimeters or meters?
- A.
  
  Centimeters
- B.
  
  Meters
19.

How did we know when our solutions were saturated?
- A.
  
  There was solute at the bottom
- B.
  
  The solution tasted better
- C.
  
  The solution appeared cloudy
- D.
  
  The solution bubbled
20.

What could I do to test a mixture that I believe could be a solution?
- A.
  
  Filter it and observe that it can't be separated
- B.
  
  Filter it and separate the solute
- C.
  
  Shake it some more
- D.
  
  Weigh it
21.

If I used water that had been in the refrigerator would it dissolve more or less solute than warm water from the sink?
- A.
  
  Less
- B.
  
  More
22.

Will concentration go up forever if I just keep adding solute?
- A.
  
  No
- B.
  
  Yes
23.

We combined calcium chloride and baking soda. This produced chalk and salt water. Name a reactant in the reaction
- A.
  
  Calcium chloride
- B.
  
  Chalk
- C.
  
  Salt water
- D.
  
  Carbon dioxide
24.

Which one is the correct diagram for the items included?
- A.
- B.
- C.
- D.
25.

Which solution has the lowest concentration?
- A.
  
  A & B
- B.
  
  A
- C.
  
  B
- D.
  
  C
- E.
  
  All of the above