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Solutions Test > Definitions > Flashcards

Definitions Flashcards

1
Q

what comes first, the solute or the solvent?

A

solute, then the solvent

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2
Q

mixture

A

two substances that are not chemically combined

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3
Q

solution

A

homogeneous mixtures of two or more substances, all substances are individual molecules or ions

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4
Q

solute

A

the substance that is dissolved

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5
Q

solvent

A

the substance that is doing the dissolving

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6
Q

soluble

A

when a substance is able to dissolve in another substance

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7
Q

insoluble

A

when a substance is unable to dissolve in another substance

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8
Q

miscible

A

when two liquids can dissolve with each other

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9
Q

immiscible

A

when two liquids cannot dissolve with each other

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10
Q

colloidal dispersion

A

composed of solid, liquid or gas particles dispersed in a continuous state

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11
Q

polar

A

on end has a partial positive charge and the other end has a partial negative charge (electrons are shared unequally)

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12
Q

non-polar

A

atoms have the same electronegativity (electrons are shared equally)

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13
Q

homogeneous mixture

A

particles in a mixture are evenly distributed and cannot be easily separated

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14
Q

heterogeneous mixture

A

particles in a mixture are not evenly distributed and individual particles are often distinguishable

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15
Q

amalgam

A

a mixture of mercury and an alloy of tin, silver and copper

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16
Q

tincture

A

a solution with alcohol as the solvent

17
Q

electrolyte

A

a structure that yields ions when dissolved

18
Q

non-electrolyte

A

a structure that does not yield ions when dissolved

19
Q

electronegativity

A

the ability to attract ions in a bond

20
Q

saturated

A

a solution that contains the maximum amount of solute for a certain amount of solvent at a certain temperature

21
Q

unsaturated

A

a solution that can hold more solute at a certain temperature

22
Q

supersaturated

A

a solution that contains more solute than it normally can contain at a certain temperature, highly unstable

23
Q

solubility

A

the maximum amount of solute that can dissolve in a certain amount of solvent under certain conditions

24
Q

an increase in temperature means…

A

an increase in dissolving

25
Q

more surface area exposed means…

A

an increase in dissolving

26
Q

when temp increases (gas)…

A

the solubility of the gas dissolved in the liquid decreases

27
Q

when temp decreases (gas)…

A

the solubility of the gas dissolved in the liquid increases

28
Q

when pressure increases (gas)…

A

the solubility of the gas dissolved in the liquid increases

29
Q

when pressure decreases (gas)…

A

the solubility of the gas dissolved in the liquid decreases

Solutions Test (1 decks)

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