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- 1. Multiple Choice
Which of the following would NOT increase the rate at which a sugar cube dissolves?
Reducing the amount of solvent
Crushing the sugar cube
Stirring the solution
Heating the solvent
- 2. Multiple Choice
You can make a solute dissolve more quickly in a solvent by
adding more solute.
adding ice.
heating the solvent.
removing some solvent.
- 3. Multiple ChoiceWhich of the following would dissolve the slowest?a sugar cube in hot watera sugar cube in cool waterpowdered sugar in cool waterpowdered sugar in hot water
- 4. Multiple Choice
Which of the following would result in being able to dissolve a greater amount of solid in a solution?
Lower the temperature.
Decrease the pressure of the solution.
Increase the pressure of the solution.
Heat the solution.
- 5. Multiple Choice
Stirring the solution...
decrease the rate of solubility
Doesn't change the rate of solubility
increase the rate of solubility
None of the above
- 6. Multiple Choice
When you measure how fast a solute dissolves, you are measuring the
amount of dissolving
rate of particle movement
amount of particle movement
rate of solubility
- 7. Multiple Choice
The smaller the particle size results in a....
increase in solubility
decrease in solubility
decrease in surface area
increase in bond strength
- 8. Multiple Choice
In the above picture, a powder is about to be poured into the liquid. Which of the following should be done to make this powder dissolve faster?
stir the powder in the liquidfreeze the mixtureadd more powder to the liquidstore the mixture in a dark place - 9. Multiple Choice
Which of the following does not affect the solubility of a solute in a solvent?
The rate of stirring
The size of the solute
The temperature of the solvent
The amount of the colloid added
- 10. Multiple Choice
Sugar dissolves faster in hot tea compared to iced tea.
What is the factor affecting the rate of solubility in the statement above?
Rate of stirring
Temperature
Size of solute
Total surface area
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