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Unit 4 - Science 2 (Avery Manko, Period 4)

Across
When first sealed the molecules gradually escape the surface of the liquid
An even distribution of weight enabling someone or something to remain upright and steady
Substance that increase the rates of reaction without being sped up
A system of constant change
The amount of liquid and vapor do not need to be equal
The gas phase of a substance that is normally liquid at room temperature
When fastest particles in a sample of liquid escape from the surface of the liquid
A substance that flows freely but is of constant volume
Continues physical force exerted on or against an object by something in contact with it
to express a balance between opposing forces
Down
The force exerted on the mass of a body by gravitational field
Slower particles of the gas feel effect of intermolecular forces and become liquid
A temperature in a substance boils at 1 atm (760 torr) pressure
Rate of vaporization equals rate of condensation
The speed of reaction
A liquid boils when the vapor pressure equals the external pressure
The system is in balance and remain consistent
Increase carrier of higher kinetic energy
More surface leads to more exposed spaces collide
What happens to the temperature of a liquid as it evaporates?