Perhitungan pH asam basa dan Indikator asam basa
Quiz
•
Chemistry, Science
•
11th Grade
•
Practice Problem
•
Medium
Laura LA7
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21 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
pH kedua larutan sama sebesar 3
kedua larutan dapat membirukan lakmus merah
kedua larutan bersifat basa
kedua larutan sama sama asam kuat
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 3,4 gram Ba(OH)2 (Ar: Ba = 136, O = 16, H = 1) dilarutkan dalam 250 mL larutan, maka harga pOH larutan tersebut adalah ….
13 + log 1,6
12 + log 8
2 - log 16
2 log 8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Konsentrasi ion hidrogen dalam larutan yang pH-nya = 3 – log 2 adalah … .
2 × 10–2 M
3 × 10–3 M
2 × 10–3M
0,0001 M
0,003 M
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika pH larutan 0,01 M suatu asam lemah HA adalah 3,5, maka tetapan asam (Ka)
1 × 10–3
. 2 × 10–3
1 × 10–5
1 × 10–7
1 × 10–8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pH larutan asam etanoat 0,2 M (Ka = 2 × 10–5) adalah … .
3 – log 2
1 – log 2
4 – log 4
2 – log 2
5 – log 2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Yang tidak termasuk asam kuat berikut ini adalah...
Asam asetat
Asam Bromida
Asam Nitrat
Asam Perklorat
Asam Klorida
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larutan A pH =2, Larutan B pH=4, Larutan C pH=8, Larutan D pH= 12, Larutan E pH= 13. Larutan yang merupakan basa lemah adalah...
A
B
C
D
E
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