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Authored by Mega Febriani
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11th Grade
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Yang termasuk alat ukur derjat keasaman adalah......
A. Termometer
B. pH meter
C. Avometer
D. Kilometer
E. Kalorimeter
2.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
pH larutan 0,05 M H2SO4 adalah....
A. 1
B. 2
C. 3
D. 4
E. 5
3.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
pH larutan Ba (OH)2 0,05 M sebesar......
A. 2
B. 8
C. 10
D. 12
E. 13
4.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Sebanyak 3,7 gram Ca (OH)2 dilarutkan dalam 5 liter air. Larutan tersebut memiliki pH sebesar....... (Mr = 74 g/mol
A. 2 - log 2
B. 2 + log 2
C. 12 + log 1
D. 12 + log 2
E. 12 - log 2
5.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
pH dari larutan yang dihasilkan 0, 63 gram asam nitrat (HNO3 dalam 200 mL air ( Mr = 63 g/mol) sebesar........
A. 2 + log 5
B. 5 - log 2
C. 2 - log 5
D. Log 2 x 10-4
E. 4 - log 2
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