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Preguntas del test (42)
1What is the change from a gas to a liquid?
- Acondensation
- Bvaporization
2What is the phase change from a solid to a gas?
- Asublimation
- Bdesposition
3What is the phase change called from a gas to a solid?
- Adeposition
- Bsublimation
4What is the phase change called from a liquid to a gas?
- Avaporization
- Bdesposition
5Melting is also know as ____.
- Afusion
- Bvaporization
6Vaporization is also known as _______.
- Amelting
- Bevaporation
7@ this pressure and temperatures all three phases are capable of existing
beyond this pressure and temperatures the compound begins to breakdown- ACritical Point, Triple point
- BTriple point, Critical point
8What is a homogenous mixture of two or more pure substances
- Asolution
- Bsolute
- Csolvent
9What is the dissolving medium of a solution?
- Asolution
- Bsolute
- Csolvent
10What is the dissolved (disappearing) substance in a solution?
- Asolution
- Bsolute
- Csolvent
11As a solution forms, the solvent pulls solute particles apart and surrounds or solulates them
- AVerdadero
- BFalso
12The pulling action (when involving solutions forming) is related to the kinetic molecular theory
- AVerdadero
- BFalso
13Which are stronger covalent or ionic imfs?
- ACovalent
- BIonic
14What is a physical change you can get back the original solute by evaporating the solvent?
- ADissolution
- BVolatility
15Solvent holds as much solute as is possible at that temperature maximum amount of solute that can dissolve
- ASaturated
- BUnsaturated
- CSupersaturated
16Less than the maximum amount of solute for that temp is dissolved in the solvent
- ASaturated
- BSupersaturated
- CUnsaturated
17Solvent holds more solute than is normally possible at that temperature
- ASaturated
- BUnsaturated
- CSupersaturated
18Solubility of gases in water ______w/ increasing mass
- Aincreases
- Bdecreases
19Larger molecules have _________disperstion forces
- Astronger
- Bweaker
20The solubility of liquids and solids _________with pressure
The solubility of a gas in a liquid ___________with pressure- Adoesn't change
change - Bchange
doesn't change
- Adoesn't change
21 Solubility curves measures the amount of solute needed to create a saturated solution at any given temperature
- AVerdadero
- BFalso
22__________________ is when another type of phase change is when a solid dissolves in water
- ADissolution
- BAqueous solution
23sticky imfs
nonsticky imfs- Astrong
weak - Bweak
strong
- Astrong
24the temperature at which molecules have enough energy to transition from liquid to gas (or vapor)
- Aboiling point
- Bvolalitity
25pressure extended by a gas in equilibrium with its condensed phase similar to an evaporation rate
- Avapor pressure
- Bvolatility
26the tendency of a substance to vaporize (become gas) directly related to vapor pressure
- Avolatility
- Bvapor pressure
27Strong IMF
Weak IMF
BOILING POINT- Ahigh
low - Blow
high
- Ahigh
28following are volatile substances...
- Aair fresheners
- Bspray deodrants
- Chair spray
- Dgasoline
- Epaint thinners
29VOLATILITY
strong imfs
weak imfs- Alow
high - Bhigh
low
- Alow
30Vapor pressure
strong imfs
weak imfs- Ahigh
low - Blow
high
- Ahigh
31property that depends on the concentration of solute particles, not their identity
- Acolligative property
- Bfreezing point depression
- Cboiling point elevtion
32FREEZING POINT DEPRESSION IS THE freezing point of a solution is (more) than fp of the pure solvent
- AVerdadero
- BFalso
33boiling point of a solution is (higher) than bp of the pure solvent
- AVerdadero
- BFalso
34Only a _______ substance can change states
- Apure
- Bcombined
- Cideal
35Applications to freezing point depression
- Asalting icy roads
- Bantifreeze
- Ccars
- Dfish and insects
- Emaking ice cream
36solute particles bonds to the solvent must be broken before water can evaporate; the vp must equal the atmospheric pressure before the solvent can boil
- Aboiling point elevation
- Bfreezing point depression
37The Van't Hoff Factor
- Ahow many ions are present when disassociated
- Bcovalent compounds don't dissassociate
38Particles in an ideal mass...
- Ahave no volume
- Bhave volume
- Chave no elastic collisions
- Dhave elastic collisions
- Eare in constant, random, straight line motion
- Fare not in motion and are stationary a good majority of the time
- Gdon't attract or repel each other
- Hattract and repel each other
- Ihave an average kinetic energy directly related to Kelvin temperature
- Jhave an average kinetic energy related to vapor pressure
39Real gases do which of the following
- Ahave their own volume
- Battract each other
- Crepel each other
40Most ideal when...
(which of the following is incorrect- Aat low pressures
- Bat high temperatures
- Cin non polar molecules or atoms
- Dlow volatility
41equal amount of gases contain an equal number of moles at a constant temperature and pressure
- AVan Hof'n Factor
- BIdeal Gas Law
- CAvogadro's Principle
42Am i going to ace chemistry
- Adamn straight
- Bno
Información
- Descripción
- Test sobre Sin título, creado por emersonadaleigh el 25/11/2014.
- Autor
- emersonadaleigh
- Idioma
- English
- Visitas
- 1
- Valoración
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