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Definitions
Defintions 2
Defintions 3
Defintions 4/Multiple Choice
Word Problems/Multiple Choice 2
100
Boiling Point
What is the temperature at which a substance changes phase form a liquid to a gas.
100
Mass
What is the amount of matter that makes up a substance.
100
Solute
What is the substance that is dissolved.
100
Vapor Pressure
What is when more heat energy is put into a liquid, the particles begin to move faster and exert pressure.
100
Arlen adds sugar to a glass of water. He stirs the water for 3 minutes. At the end of his stirring a small amount of sugar remains at the bottom. No matter how much he stirs, he cannot get more of the sugar to dissolve. Suggest two ways Arlen can get the rest of the sugar to dissolve
What is boiling the water, or add more water for the sugar to dissolve into.
200
Condensation
What is the phase change from a gas to a liquid.
200
Melting Point
What is the temperature at which a solid becomes a liquid.
200
Solution
What is when the particles spread evenly throughout a solvent, the solute and the solvent form a solution.
200
Vaporization
What is the phase change from a liquid to a gas.
200
How is sublimation different from vaporization, condensation, and melting? A. Does not include a liquid phase B. Takes place at much higher temperatures C. The three others include a solid phase D. Generates its own heat energy
What is A. Does not include a liquid phase
300
Density
What is the degree of compactness of a substance.
300
Phase
What is a distinct period or stage in a process of change or forming part of something's development.
300
Solvent
What is the substance that does the dissolving.
300
Volume
What is the amount of space a substance occupies, typically measured in cubic centimeters.
300
A doctor wants to find the average energy of motion within a block of steel. What property will you find? A. Density B. Volume C. Mass D. Temperature
What is D. Temperature
400
Deposition
What is the opposite of sublimation, deposition is the phase change from gas to a solid skipping a liquid stage.
400
Physical Change
What is when matter changes from one state to another.
400
Sublimation
What is when a substance goes from a solid straight to a gas, skipping the liquid stage.
400
Lead has a density of 11.3 g/cm3. What volume of lead has a mass of 226 g. A. 0.05 cm3 B. 10 cm3 C. 20cm3 D. 25cm3
What is C. 20cm3
400
What phase of matter has a definite volume, but no definite shape? A. Gas B. Liquid C. Solid D. Plasma
What is B. Liquid
500
Heat Energy
What is all energy that causes particles of a substance to move faster.
500
Solubility
What is the extent to which a solute will dissolve when placed in a solvent.
500
Temperature
What is is the measure of average energy of motion of all particles in a substance.
500
What process lets you see your breath when the air is cold? A. Boiling B. Condensation C. Melting D. Vaporization
What is B. Condensation
500
What is the density of a metal that has a mass of 85 cm3 and a volume of 212. 5 g?
What is 2.5 g/cm3