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Basiskennis chemie 2/Zuren/Opgaven
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Basiskennis chemie 2
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Zuren
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Inhoudsopgave
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Bereken de pH in twee decimalen
Bewerken
1.
[
H
+
]
=
3
,
69
⋅
10
−
12
{\displaystyle {\ce {[H+] \ = \ 3,69.10^{-12}}}}
Antwoord
2.
[
H
+
]
=
4
,
78
⋅
10
0
{\displaystyle {\ce {[H+] \ = \ 4,78.10^{0}}}}
Antwoord
3.
[
H
+
]
=
6
,
73
⋅
10
−
14
{\displaystyle {\ce {[H+] \ = \ 6,73.10^{-14}}}}
Antwoord
4.
[
H
+
]
=
1
,
92
⋅
10
E
00
{\displaystyle {\ce {[H+] \ = \ 1,92.10^{E00}}}}
Antwoord
5.
[
H
+
]
=
9
,
13
⋅
10
−
13
{\displaystyle {\ce {[H+] \ = \ 9,13.10^{-13}}}}
Antwoord
6.
[
H
+
]
=
2
,
10
⋅
10
−
3
{\displaystyle {\ce {[H+] \ = \ 2,10.10^{-3}}}}
Antwoord
7.
[
H
+
]
=
1
,
00
⋅
10
−
9
{\displaystyle {\ce {[H+] \ = \ 1,00.10^{-9}}}}
Antwoord
8.
[
H
+
]
=
2
,
70
⋅
10
−
7
{\displaystyle {\ce {[H+] \ = \ 2,70.10^{-7}}}}
Antwoord
9.
[
H
+
]
=
9
,
01
⋅
10
−
5
{\displaystyle {\ce {[H+] \ = \ 9,01.10^{-5}}}}
Antwoord
10.
[
H
+
]
=
2
,
10
⋅
10
−
11
{\displaystyle {\ce {[H+] \ = \ 2,10.10^{-11}}}}
Antwoord
11.
[
H
+
]
=
6
,
52
⋅
10
−
2
{\displaystyle {\ce {[H+] \ = \ 6,52.10^{-2}}}}
Antwoord
12.
[
H
+
]
=
5
,
00
⋅
10
−
13
{\displaystyle {\ce {[H+] \ = \ 5,00.10^{-13}}}}
Antwoord
13.
[
H
+
]
=
3
,
48
⋅
10
0
{\displaystyle {\ce {[H+] \ = \ 3,48.10^{0}}}}
Antwoord
14.
[
H
+
]
=
7
,
90
⋅
10
−
14
{\displaystyle {\ce {[H+] \ = \ 7,90.10^{-14}}}}
Antwoord
15.
[
H
+
]
=
9
,
90
⋅
10
−
2
{\displaystyle {\ce {[H+] \ = \ 9,90.10^{-2}}}}
Antwoord
Bereken de concentratie waterstof-ionen in wetenschappelijke notatie met twee cijfers achter de komma
Bewerken
1.
pH
=
5
,
16
{\displaystyle {\ce {pH \ = \ 5,16}}}
Antwoord
2.
pH
=
6
,
69
{\displaystyle {\ce {pH \ = \ 6,69}}}
Antwoord
3.
pH
=
9
,
43
{\displaystyle {\ce {pH \ = \ 9,43}}}
Antwoord
4.
pH
=
2
,
69
{\displaystyle {\ce {pH \ = \ 2,69}}}
Antwoord
5.
pH
=
12
,
79
{\displaystyle {\ce {pH \ = \ 12,79}}}
Antwoord
6.
pH
=
0
,
29
{\displaystyle {\ce {pH \ = \ 0,29}}}
Antwoord
7.
pH
=
14
,
00
{\displaystyle {\ce {pH \ = \ 14,00}}}
Antwoord
8.
pH
=
0
,
38
{\displaystyle {\ce {pH \ = \ 0,38}}}
Antwoord
9.
pH
=
12
,
61
{\displaystyle {\ce {pH \ = \ 12,61}}}
Antwoord
10.
pH
=
2
,
94
{\displaystyle {\ce {pH \ = \ 2,94}}}
Antwoord
11.
pH
=
9
,
13
{\displaystyle {\ce {pH \ = \ 9,13}}}
Antwoord
12.
pH
=
7
,
00
{\displaystyle {\ce {pH \ = \ 7,00}}}
Antwoord
13.
pH
=
4
,
87
{\displaystyle {\ce {pH \ = \ 4,87}}}
Antwoord
14.
pH
=
11
,
06
{\displaystyle {\ce {pH \ = \ 11,06}}}
Antwoord
15.
pH
=
1
,
39
{\displaystyle {\ce {pH \ = \ 1,39}}}
Antwoord
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![{\displaystyle {\ce {[H+] \ = \ 3,69.10^{-12}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/3dedf62bfeea03a1fb649c9c74fb5769966a3527)
![{\displaystyle {\ce {[H+] \ = \ 4,78.10^{0}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/7074a7b7947650f26239516e434f374e554a935e)
![{\displaystyle {\ce {[H+] \ = \ 6,73.10^{-14}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/3b727e08c417fb23ed7e2b7bf499c88dcfaf94c4)
![{\displaystyle {\ce {[H+] \ = \ 1,92.10^{E00}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/4ee47330e9981f7086c67d9b17b5950c537a04ff)
![{\displaystyle {\ce {[H+] \ = \ 9,13.10^{-13}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/f92ddeca84c788850fd62b63c519f04dda5fc278)
![{\displaystyle {\ce {[H+] \ = \ 2,10.10^{-3}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/be91b6525ad042f1e93f6f9ee52678a69e66ace3)
![{\displaystyle {\ce {[H+] \ = \ 1,00.10^{-9}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/3d2bf96ac8add1239da26f8d3d4cdd3a1c52e69a)
![{\displaystyle {\ce {[H+] \ = \ 2,70.10^{-7}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/2bf8daafdb6fabff36279b87cf42c2e540359cf0)
![{\displaystyle {\ce {[H+] \ = \ 9,01.10^{-5}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/c2a2ea61cf998cfdee3054e32356b746ae5bb8c8)
![{\displaystyle {\ce {[H+] \ = \ 2,10.10^{-11}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/feed0d15c69c4580d7fa03e85c4838170bcf725b)
![{\displaystyle {\ce {[H+] \ = \ 6,52.10^{-2}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/aaabed9349cb41112efeac07ada93008f66adc14)
![{\displaystyle {\ce {[H+] \ = \ 5,00.10^{-13}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/c80baad6cfc1f3fac732870f8f5228210920c8e0)
![{\displaystyle {\ce {[H+] \ = \ 3,48.10^{0}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/764ca09b3a740449499647a73a46487ca5ef38fa)
![{\displaystyle {\ce {[H+] \ = \ 7,90.10^{-14}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/b5c3283e6361b790109789b96119d40298a7146c)
![{\displaystyle {\ce {[H+] \ = \ 9,90.10^{-2}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/2a7939c0a2b66e5ec510e7cd1b7d6aa477b416e6)
