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WorksheetsSolubility and Solutions
Total questions: 20
Worksheet time: 36mins
Concentration can be defined as...
the volume of the solvent.
the mass of the solute.
a saturated solution which contains the maximum amount of solute.
the amount of solute in a given amount of solvent.
Solubility is defined as...
the ability of a solvent to dissolve.
the maximum amount of solute that will dissolve in a given amount of solvent at a given temperature.
the ability to form a precipitate.
the ability to increase the volume of a solution based on an increase in temperature.
As concentration increases, density...
decreases
increases
stays the same
How does a solution become supersaturated?
Add more solvent to the existing solution.
Increase the temperature of the solution and stir it.
Dissolve more solute in the solution than you should be able to at a specific temperature.
Add extra solvent and dissolve more solute until it is saturated.
What substance is known as the universal solvent?
Salt
Vinegar
Water
Hydrogen peroxide
Solution where more solute can still be dissolved at a given temperature.
Saturated
Unsaturated
Supersaturated
Heterogeneous solution
A mixture of two or more substances where the dissolved particles are spread evenly throughout the mixture.
solvent
solute
heterogeneous mixture
solution
You are given a saturated solution of NaCl in 100 g of water at 90oC. The solution is then cooled to 10oC. How many grams of recrystallized solute precipitate out of solution?
5 grams
10 grams
1 gram
15 grams
When 30 grams of KNO3 is dissolved in 100 grams of water at 40 ºC, the solution can be correctly described as:
supersaturated
saturated
unsaturated
A solution of potassium chlorate, KClO3, has 20 g of the salt dissolved in 100 g of water at 70ºC. Approximately how many more grams of the salt can be added to the solution before reaching the saturation point?
10 grams
30 grams
80 grams
60 grams
