chapter 13 solutions Flashcards

1
Q

what is a heterogeneous mixture

A

you can see what is mixed in the solvent

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2
Q

what is a homogeneous mixture

A

you cannot see the differences

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3
Q

is a suspension mixture hetero/homogeneous

A

heterogeneous

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4
Q

is a colloid mixture hetero/homogeneous

A

heterogeneous

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5
Q

is a solution mixture hetero/homogeneous

A

homogeneous

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6
Q

how big are suspension particles

A

larger than 1000nm

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7
Q

how big are colloid particles

A

between 1-1000nm

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8
Q

how big are solution particles

A

below 1nm

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9
Q

can suspensions be filtered

A

yes

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10
Q

can colloids be filtered

A

no

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11
Q

can solutions be filtered

A

no

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12
Q

do suspensions show the tyndall effect

A

yes

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13
Q

do colloids show the tyndall effect

A

yes

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14
Q

do solutions show the tyndall effect

A

no

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15
Q

what is solvation

A

process of surrounding solute particles with solvent particles to from solution

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16
Q

what do polar substances dissolve

A

other polar substances

17
Q

what do non polar substances dissolve

A

other non polar substances

18
Q

what is the universal solvent

A

water

19
Q

what makes water conduct electricity

A

ionic compounds that are dissolved in it bc ionic compounds breakdown into ions

20
Q

what is an electrolyte

A

ionic compound that conducts electricity and dissociates in solution

21
Q

what is a non electrolyte

A

covalent compounds that do not dissociate and do not conduct electricity

22
Q

A+B–>AB

A

redox/synthesis

23
Q

AB–>A+B

A

redox/decomp

24
Q

AB+O2–> AO+BO or CH+O2–> CO2+ H2O

A

redox/combustion

25
Q

AB+C–>AC+B

A

redox/single replacement

26
Q

what is a net ionic equation

A

chemical equation for a reaction which lists any those species participating in the reaction

27
Q

what is a spectator ion

A

ion that exists in the same form on both the reactant and the product side of a chemical reaction

28
Q

what is concentration

A

how much solute is dissolved in a solvent

29
Q

calculating molarity

A

M=mol of solute/L of solution

30
Q

diluting solutions

A

M1V1=M2V2

31
Q

calculating molality

A

m=mol of solute/kg of solvent