Revision Flashcards

1
Q

properties of a solid?

A

Solid has a fixed shape and a fixed volume, Solid cannot be compressed, Solids have a high density,
Particles in a solids are tightly packed together

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2
Q

properties of a liquid?

A

It has fixed volume but not fix shape and size, Liquids are more compressible, Particles in a liquid are close together but can slide past each other.

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3
Q

properties of gas?

A

It has no fixed size, shape, or volume and particles are far apart so they move freely.

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4
Q

Solid to Liquid

A

Melting

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5
Q

Gas to Solid

A

Gas to Solid

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6
Q

Liquid to Gas

A

Evaporation

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7
Q

Solid to Gas

A

Sublimation

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8
Q

Gas to Liquid

A

Condensation

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9
Q

Liquid to Solid

A

Solidification

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10
Q

what is boiling point?

A

the temperature at which its vapor pressure is equal to the pressure of the gas above it.

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11
Q

what is melting point?

A

the temperature at which a given solid will melt

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12
Q

what is the definition of matter?

A

anything with both mass and volume

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13
Q

what is the definition of solute?

A

a substance that dissolves in a solution

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14
Q

what is the definition of solvent?

A

a substance that (mostly liquid) which is capable of dissolving a substance creating a solution

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15
Q

what is the definition of soluble?

A

capable of being dissolved in a liquid

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16
Q

what is the definition of solubility?

A

a substances that dissolves in another subtance

17
Q

what is the definition of solution?

A

the result of a solute dissolved in a solvent

18
Q

what is the definition of suspension?

A

when a solid is mixed with a liquid but the solid doesn’t dissolve in the liquid. There is no solute or solvent as nothing dissolves.

19
Q

what is the definition of evaporation?

A

the process of turning from liquid into vapor

20
Q

what is the definition of filtration?

A

filtering a solid and a liquid

21
Q

what is the definition of decanting?

A

separation of liquid from solid

22
Q

what is the definition of distillation?

A

a process of changing a liquid into vapor

23
Q

what is the definition of chromatography?

A

a process for separating components of a mixture

24
Q

what is the definition of sieving?

A

a separation technique based on the difference in particle size.

25
Q

centrifuging definition?

A

Centrifuges can be used to separate mixtures, by spinning them at very high speeds.