Solutions And Solubility Flashcards

1
Q

solute

A

a substance that is dissolved in a solution

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2
Q

solvent

A

a substance that has other substances dissolved in it

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3
Q

solution

A

a homogeneous mixture of a solvent and one or more solutes

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4
Q

aqueous

A

a solution in which water is the solvent

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5
Q

electrolyte

A

a solute that conducts a current in an aqueous solution

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6
Q

non-electrolyte

A

a solution that does not conduct a current in an aqueous solution

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7
Q

dilute solution

A

a solution with low molar concentration

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8
Q

concentrated solution

A

a solution with a high molar concentration

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9
Q

saturated solution

A

a solution in which no more of a particular solute can be dissolved at a specific temperature

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10
Q

molarity

A

the number of moles of solutes present in one litre of solution

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11
Q

strong acid

A

an acid that completely dissociated into ions

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12
Q

weak acid

A

an acid that only slightly dissociates into ions in an aqueous solution

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13
Q
how do these affect the solubility of a solid
increase in temp
increase in pressure
decrease in temp 
decrease in pressure
A

more
no effect
less
no effect

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14
Q
liquid 
increase in temp
increase in pressure 
decrease in temp
decrease in pressure
A

all no effect

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15
Q
gas
increase in temperature 
increase in pressure
decrease in temp 
decrease in pressure
A

less
more
more
less

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16
Q

factors that affect the rate of dissolving

A

temperature
agitation
particle size ( smaller size=increase in surface area= faster )