
Kimdas2 Buffer dan Titrasi Asam Basa
Authored by Apriliana Drastisianti
Chemistry
University
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Berikut data hasil titrasi larutan HCl dengan larutan NaOH 0,1 M.
Berdasarkan data tersebut, konsentrasi larutan HCl adalah...
0,070 M
0,075 M
0,080 M
0,133 M
0,143 M
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Berikut diberikan sebuah kurva titrasi asam basa hasil percobaan untuk menentukan konsentrasi larutan NaOH 20 mL.
Jika asam yang digunakan untuk titrasi adalah HCl 0,1 M, tentukan konsentrasi larutan NaOH yang dititrasi!
0,1 M
0,2 M
0,3 M
0,4 M
0,5 M
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Perhatikan grafik titrasi asam-basa diatas!
Jika volume larutan yang dititrasi sebanyak 10 mL maka konsentrasi larutan basa LOH itu adalah...
0,25 M
0,125 M
0,1 M
0,075 M
0,025 M
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Berikut ini merupakan senyawa/ion yang dapat bersifat sebagai penyangga:
CH3COOH dan CH3COO−
NH3 dan NH4+
HCOOH dan HCOO−
H2CO3 dan HCO3−
H2PO4− dan HPO42−
Larutan penyangga yang terdapat dalam cairan intrasel darah adalah ….
1
2
3
4
5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Fungsi sistem larutan penyangga dalam darah mempertahankan …
derajat keasaman darah
kadar Hb darah
sel darah merah dari darah
fibrinogen darah
sel darah putih dari darah
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pada campuran asam lemah dan garamnya, pH sama dengan pKa jika ….
konsentrasi garam 1 M
konsentrasi asam = konsentrasi garam
konsentrasi asam = 1 M
pH + POH = 14
derajat ionisasi asam 0,1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dari percobaan diperoleh data diatas :
Larutan penyangga adalah :
p
Q
R
S
T
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