Chemisch rekenen Flashcards

1
Q

1 unit

A

1,66*10-27kg

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2
Q

het getal van Avogadro

A

6,02 *10 23

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3
Q

normomstandigheden

A

p = 1013 hPa, T = 273 K

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4
Q

Algemene gaswet

A

𝑝. 𝑉 = 𝑛. 𝑅. 𝑇
(Pa)(m³)= (mol)(8,31 J/molK)(K)

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5
Q

R

A

8,31 J/mol .K

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6
Q

absolute massa

A

m
u of kg

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7
Q

molaire massa

A

M
g/mol

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8
Q

aantal mol

A

n
mol

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9
Q

aantal deeltjes

A

N
deeltjes

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10
Q

getal van avogrado f

A

NA
deeltjes per mol

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11
Q

relatieve atoommassa

A

Ar
x

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12
Q

relatieve moleculemassa

A

Mr
x

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13
Q

molair volume

A

Vm
l/mol

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14
Q

massa dichtheid

A

p
g/l

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15
Q

druk

A

p
Pa=1N/m²

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16
Q

volume

17
Q

temperatuur

18
Q

universele gasconstante

19
Q

N berekenen

20
Q

n berekenen

A

N/NA
m/N
V/Vm

21
Q

M berekenen

22
Q

m berekenen

23
Q

Vm berekenen

24
Q

p berekenen

25
V berekenen
Vm*n
26
Massaconcentratie
ρ* =m/V =massa van de opgeloste stof (g) / volume van de oplossing (L)
27
Molconcentratie
c =n/V =aantal mol opgeloste stof (mol) / volume van de oplossing (L)
28
Verdunnen van oplossingen
c1.V1 = c2.V2 c1.V1 + c1'.V1' = c2.(V1 + V1')