RoztokMojichSlz Flashcards

(10 cards)

1
Q

Co je to roztok

A

Roztok je homogenna zmes zlozena z 2latok- rozpustadla a rozpustanej latky

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2
Q

Uved priklad roztok v plyn, kvap, tuhom

A

Propan-butan; vzduch
Iodova tinkt, rozt manganistu
Zliatiny kovov, brondz,modadz

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3
Q

Roztoky podla mnozstva

A

Nenasyteny- latka sa stale rozpusta
Nasyteny- latka sa uz nerozpusta
Presyteny- ak roztok zahrejeme zvysime schopnost rozpustat

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4
Q

Cin sa da vyjadrit zlozenie R

A

Objemovym zlomkom
Hmotnostnym zlomkom
Koncentracia lat mnozstva

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5
Q

Ako delime zmesi

A

Homogenne- rovnorode

Heterogenne- roznorode

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6
Q

Ci vyjadrujeme pomocou hmotn zlomku

A

Vyjadrujeme kolko percent roztoku tvori rozpustadlo a kolko rozpustana latka

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7
Q

Ako vypocitama hmotn zlomok- w

A

w=hmotnost rozpustenej lat/ hmotnost celeho roztoku

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8
Q

Co je hmotn zl

A

Je bezrozmerne cislo, oznacujeme w a vyjadrujeme ho v %

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9
Q

Co vyjadruje koncentracia

A

Vyjadruje ake latk mnozstvo rozpustenej latky pripada na jednotku objemu R

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10
Q

Vzorec Konc

A

c=n/V

jednotka mol.dm-3

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