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WorksheetsSolubility
Total questions: 37
Worksheet time: 32mins
The (a) is the substance being dissolved.
How does increasing the surface area of the solute affect the rate of dissolving?
Faster rate of dissolving
No effect on the rate of dissolving
Causes the solute to solidify
Slower rate of dissolving
What happens to the rate of dissolving when the temperature of the solvent increases?
Rate of dissolving increases
Rate of dissolving becomes solid
Rate of dissolving remains the same
Rate of dissolving decreases
What will happen to the ability of a solid to dissolve in a liquid if the temperature increases?
Solubility of the solid always increases.
Solubility of the solid always decreases.
Solubility of the solid usually increases.
Solubility of the solid usually decreases.
What will happen to the ability of a gas to dissolve in a liquid if the temperature increases?
Solubility of the gas increases.
Solubility of the gas decreases.
Solubility of the gas increases or decreases.
Solubility of the gas is not affected.
Sugar cubes dissolve faster in hot water than cold water.
True
False
The speed of dissolving can be changed.
True
False
Solids dissolve faster in cold water
True
False
Stirring solution will make solids dissolve slower.
True
False
Match the following images with the correct factor of dissolution
Temperature
Surface Area
Concentration
Agitation
What factors can affect the rate of dissolution of a solute in a solvent? (select all that apply)
Color and taste
Temperature and surface area
Smell and viscosity
Agitation and concentration
Choose the correct methods if you want to prepare a cup of coffee in a short time.
Use cold water
Use hot water
Use crystal cube sugar
Stirring the drink faster
Use powdered sugar
The _____________ the rate of stirring, the higher the rate of solubility.
slower
faster
The smaller the size of solute, the _________________ the rate of solubility.
lower
higher
Choose the factors affect the rate of solubility :
Temperature of solvent
Color of solute
Rate of stirring
Size of solute
Thickness of solvent
Choose the correct characteristics of solution :
Homogenous
Does not allow light
Cloudy
Made from a physical change
Made up of solvent and solute
5 grams of sugar would dissolve the fastest in
cold water
warm water
hot water
none of the above
What would you do to change a saturated solution into an unsaturated solution?
increase the surface area
stir the solution
add solvent
add solute
What factors influence a substance's rate of dissolution? Click all correct answers.
temperature
agitation
surface area
molar mass
solute
Which solution is more concentrated?
Solution 1:
500 mL of water
100 g of salt
Solution 2:
500 mL of water
90 g of salt
Solution 1
Solution 2
They have the same concentration
If a material dissolves completely in a liquid, it is said to be...
soluble
insoluble
Lemonade, coke, and salt water are all examples of _________.
Solutions
Mixtures
Pure Substances
Factors of solubility
Which of these substances are soluble in water? (there could be more than one answer)
salt
sugar
sand
marbles
A type of mixture that forms when one substance dissolves in another is known as a
heterogeneous mixture
solution
solute
solvent
What happens when a crystal of a salt is dropped in an unsaturated solution of the same salt?
excess solute crystals form
the crystal dissolves
the crystal drops to the bottom, unchanged
the solution becomes colorless
______ refers to the ability of a substance to combine and form a solution
solvent
solute
solution
solubility
The term for something that isn’t able to dissolve in a specific solvent
(a)
The term for a solute being able to dissolve in a solvent
(a)
Solutions are composed of (a) .
