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- 1. Multiple ChoiceWhat is a substance that is dissolved in another substance?solutionsolutesolventcompound
- 2. Multiple ChoiceWhat is a solvent?The substance that does the dissolving in a solution.The substance that is being dissolved in a solution.The mixing of different substances.The process in which neutral molecules lose or gain electrons
- 3. Multiple ChoiceThis is the part of a solution that dissolvesSoluteSolventSolutionMixture
- 4. 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 - 5. Multiple ChoiceAnother name for a homogeneous mixture isan element.a solution.a compound.
- 6. Multiple ChoiceKool-Aid - Powder, sugar, and water
Identify the solventwaterpowdersugarpowder and sugar - 7. Multiple ChoiceLemonade - Water, lemon juice, and sugar
Identify the solutewaterlemon juicesugar and lemon juice - 8. Multiple ChoiceWhen solute dissolves into a solvent it is called a _____________.mixturesolutionelement
- 9. Multiple ChoiceWhen a certain amount of solvent cannot hold any more solute it is called a ________ solution.DilutedSaturated
- 10. Multiple ChoiceTo make a solute dissolve more quickly i n a solvent which would you do?Put it in cold water and stir itPut it in warm water and stir it
- 11. Multiple ChoiceThis type of mixture contains two or more substances that are visibly distinguishable.homogeneousheterogeneoussolutioncolloid
- 12. Multiple ChoiceWhich of the following is not a way to increase the rate of dissolvingevaporationstirringincreasing temperatureusing a smaller particle size
- 13. Multiple Choice
Which 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
- 14. 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.
- 15. Multiple Choice
A solution that contains all of the solute it can hold at a given temperature is
diluted.
saturated.
supersaturated.
unsaturated.
- 16. Multiple Choice
The amount of solute that can be dissolved in a specific amount of solvent at a given temperature is its
concentration.
density.
dilution.
solubility.
- 17. Multiple Choice
Three 10 g samples of sugar are represented below.
Sample A dissolves in water more slowly than sample B.
Sample B dissolves more slowly than sample C.
Which of the following best explains why sample A dissolves more slowly than the other two?
It has the most volume.
It has the smallest surface area.
It has the largest number of sugar molecules.
It has the fewest bonds between sugar modules.
- 18. Multiple Choice
Students in Ms. Alvarez’s science class are investigating how temperature, in degrees Celsius (C), affects the solubility of a compound in 100 milliliters (mL) of water. Ms. Alvarez provides the students with a graph that shows the solubility of a certain compound, as shown below.
She then tell the students that she will demonstrate how many grams (g) of the compound will dissolve in 100 mL of water at 40 C. Based on the information in the graph, which of the following is the best prediction of how many grams of the compound will dissolve at 40 C?
40 g
65 g
85 g
100 g
- 19. Multiple Choice
The solubility graph below shows the amounts of four substances that will dissolve in 100 grams of water at various water temperatures.
Which substance has 80 grams of solute dissolved in 100 grams of water at 50 C?
Potassium Bromide
Ammonium Chloride
Potassium Chloride
Lithium Hydroxide
- 20. Multiple Choice
A solution that is able to dissolve additional solute is best described as
supersaturated.
concentrated.
saturated
unsaturated.
- 21. Multiple ChoiceContains the maximum amount of dissolved soluteunsaturated solutionsupersaturated solutionsaturated solution
- 22. Multiple ChoiceThis solution would be consideredUnsaturatedSupersaturatedSaturatedUndefined
- 23. Multiple ChoiceThis graph represents a(n) ___ solutionsaturatedsupersaturatedunsaturatedundefined
- 24. Multiple ChoiceWhen a certain amount of solvent cannot hold any more solute it is called a ________ solution.DilutedSaturated
- 25. Multiple ChoiceWhich is an example of a solution?Chex MixMixed fruitJuicemilk and cereal
- 26. Multiple Choice
Which of the following is NOT TRUE about Heterogeneous Mixtures?
They will settle out over time
Individual particles are often distinguishable
Solutions are a type of heterogenous mixture
Emulsions, Suspensions, and Collides are types of Heterogeneous Solutions.
- 27. Multiple ChoiceWhen materials combine to form a mixture, theyA. keep their original properties.B. react to form a new substance with new properties.C. combine in a specific ratio.D. always change their physical state.
- 28. Multiple ChoiceWhat does it mean to dilute a solution?lower the concentration of solute per solventincrease the concentration of solute per solvent
- 29. Multiple Choice
Solubility refers to the ____ of solute that can dissolve in a certain volume or mass of solvent, at a certain temperature.
Mean
Range
Amount
Mode
- 30. Multiple Choice__________ are made up of solutes and solvents.SolutionsSuspensionColloidmixtures
- 31. Multiple ChoiceWhen a solution is saturated:No additional material will dissolve in itYou need to stir it moreTwo materials have combined to create a clear liquidCrystals form
- 32. Multiple ChoiceAmount of solute in a given amount of solvent or solutionConcentrationMiscibleSolutesolubility
- 33. Multiple ChoiceCapable of being dissolvedSolubleconcentrationcolloidmolarity
- 34. Multiple ChoiceTrue or false? Insoluble means that two substances can dissolve in one another.truefalse
- 35. Multiple ChoiceA precipitate is:The solid material that forms as a product of a chemical reactionThe dissolved liquid in a chemical reactionThe fizzing during a chemical reactionNone of these
- Answer choicesTagsAnswer choicesTags