Mixtures & Solutions Question Preview (ID: 1892)

Used To Review For The FOSS Science Unit On Mixtures & Solutions. There's Only Four Because There Is Another Similar Test On This Site I Just Wanted To Add To. TEACHERS: click here for quick copy question ID numbers.

Which one of these is NOT a property
a) Smell
b) Texture
c) Solubility
d) Solvent

The material that falls out of the water when a chemical reaction occurs is called…
a) Rain
b) Solution
c) Chalk
d) Precipitate

Which solution has the most concentration?
a) 1 spoon in 1000 ml of water
b) 2 spoons in 1000 ml of water
c) 2 spoons in 500 ml of water
d) 3 spoons in 1000 ml of water

Which material below is a solvent?
a) Sand
b) Evaporation
c) Citric Acid
d) Vinegar

What best described when a material
a) It evaoprated
b) It dissolved
c) It changes color
d) It became saturated

How can you tell which solution is more concentrated when they look the same and have the same volume?
a) Use a thermometer to test temperatures
b) Use a balance to see which is the heaviest
c) Taste the mystery solution
d) Put your finger in the mystery solution

How could you make a more concentrated solution?
a) Add more solvent
b) Pour out some of the solution
c) Put the solution in the refrigerator
d) Add more solute

Which method would be best for separating citric acid and water
a) evaporation
b) chromotography
c) filtering through a coffee filter
d) floatation

A liquid used to dissolve a solute is called a __________________.
a) solvent
b) solution
c) solubility
d) solute

Which factor will NOT cause a solute to dissolve more quickly?
a) shaking
b) stirring
c) heating the water
d) adding ice to the water

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