Perhitungan pH Larutan Asam dan Basa

Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium
uarmyhope uarmyhope
Used 11+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Larutan HNO3 0,01 M sebanyak 100 mL mempunyai pH ….
1,5
2,0
3,0
4,5
5,0
2.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
3.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
pH dari larutan H2SO4 0,01 M adalah ….
1,70
2,00
2,30
2,70
0,65
4.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Pada suhu 50oC, harga tetapan kesetimbangan air = 5,47 x 10-14. Konsentrasi ion H+ pada keadaan tersebut sebanyak ….
2,34 x 10-14
3,28 x 10-14
2,34 x 10-7
3,28 x 10-7
5,10 x 10-7
5.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
6.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Suatu asam lemah HA memiliki harga Ka = 10-6. apabila larutan tersebut mempunyai pH = 4 - log 2, maka konsentrasi asam lemah tersebut adalah ….
2 x 10-4
2 x 10-3
2 x 10-2
4 x 10-2
4 x 10-1
7.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Perhatikan larutan dalam air berikut.
1) 0,2 M HF
2) 1,5 M CH3COONa
3) 3,0 M NH4Br
4) 0,5 M NH3
5) 0,85 M FeCl3
Berdasarkan data di atas, maka larutan yang mempunyai pH di bawah 7,0 adalah ….
1), 3), 5)
2), 4)
1), 2), 3)
hanya 1)
tidak ada, semua bersifat basa
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