Formules 2e Examens Flashcards

1
Q

Eigenschappen metaalbinding

A

Glans, hoog Smelt/Kookpunt, hohe hardheid/dichtheid, Vervormbaarheid, geleidbaarheid(thermisch en elektrisch)

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2
Q

verband massa en mol

A

n = M / m

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3
Q

volume mol in gastoestand

A

22,4l

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4
Q

algemene gaswet

A

p . V = n . R . T (volume in liter)

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5
Q

R(gasconstante)

A

8,31

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6
Q

p(tot)

A

n(tot) . R . T / V

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7
Q

c

A

n / V

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8
Q

atmosfeer

A

1013hPA

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9
Q

spontaan proces als

A

DH - T . DS < / = 0

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10
Q

voorwaarden doorgaan reactie

A

juiste oriëntatie

voldoende snelheid

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11
Q

mislukte botsing

A

elastisch

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12
Q

geslaagde botsing

A

effectief

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13
Q

factoren die invloed hebben op reactiesnelheid

A
Concentratie
temperatuur
Druk
verdelingsgraad
katalysator
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14
Q

reactiesnelheid

A

v = k. [A] . [B] .[C]

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15
Q

λ

A

vorderingsgraad = hoeveelheid die onstaan is / hoeveelheid die max kan ontstaan

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16
Q

k(bij evenwichtsreactie A + B = C + D)

A

[C]ev . [D]ev / [A]ev . [B]ev

17
Q

invloed van druk/volume op evenwichtligging

A

evenwicht gaat naar kant met minst aantal moleculen

bij drukverhoging/volumevermindering en andersom

18
Q

Kw

A

[H3O]ev . [HO]ev = 10^-14

19
Q

pH

A

pH = - log [H3O+] = - log [H+]

20
Q

pOH

A

pOH = - log [OH-]

21
Q

zuur of baas?

A

pH > 7 = baas

pH < 7 = zuur

22
Q

pOH + pH

A

14

23
Q

proton……

A
zuur = protondoner
baas = protonacceptor