Ulangan Harian Kimia

Quiz
•
Chemistry
•
1st Grade
•
Easy
Rajamuddin Sidabalok
Used 1+ times
FREE Resource
14 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
Hitunglah pH larutan campuran zat-zat di bawah ini. 100 mL larutan 0,02 M NaOH dicampur dengan 100 mL larutan 0,01 M HCOOH ( Ka = 4.10-5)
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Hitunglah pH larutan campuran zat-zat di bawah ini. 100 mL larutan 0,02 M NaOH dicampur dengan 100 mL larutan 0,02 M HCOOH ( Ka = 1.10-5)
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Hitunglah pH larutan campuran zat-zat di bawah ini. 100 mL larutan 0,02 M NaOH dicampur dengan 100 mL larutan 0,03 M HCOOH ( Ka = 1,8.10-5)
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Hitunglah pH larutan campuran zat-zat di bawah ini. 100 mL larutan 0,01 M Ba(OH)2 dicampur dengan 100 mL larutan 0,02 M HCOOH ( Ka = 4.10-5)
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Hitunglah pH larutan campuran zat-zat di bawah ini. 100 mL larutan 0,01 M Ba(OH)2 dicampur dengan 100 mL larutan 0,04 M HCOOH ( Ka = 1,8.10-5)
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
Ke dalam 250 mL larutan 0,04 M HCl dialirkan 250 mL gas NH3 (P,T). Bila Kb = 1,6.10-5 dan massa 1 liter gas N2 (P,T) = 1,12 gram. a.Tentukanlah harga pH larutan sekarang ! b. Berapa % garam yang terbentuk !
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
Larutan basa lemah LOH 0,02 M pH-nya = 11 + log 4. Berapa pH larutan campuran 100 mL LOH 0,03 M dengan 150 mL larutan HBr 0,02 M ?
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