
Pre test Elektrogravimetri
Authored by Salsabila Rahma
Chemistry
11th Grade
Used 33+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fungsi utama dari analisis elektrogravimetri yakni untuk...
Mengukur pH dan aktivitas ion
Menganalisis logam dengan mengukur perubahan massa
Menganalisis ion dalam larutan secara kuantitatif
Menentukan konsentrasi atau kelarutan zat dalam larutan
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi utama elektroda dalam elektrogravimetri?
Menghasilkan panas
Mengukur konduktivitas larutan
Menghantarkan arus listrik
Mengukur pH larutan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Proses apa yang menyebabkan perubahan massa pada elektroda dalam elektrogravimetri?
Elektrodeposisi
Elektrolisis
Elektromagnetirme
Elektrokinetika
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa dampak potensial elektroda yang teroksidasi pada hasil pengukuran elektrogravimetri?
Stabilitas potensial
Ketepatan pengukuran
Peningkatan konduktivitas
Variabilitas hasil
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapa pemilihan elektroda sangat penting dalam elektrogravimetri?
Untuk mengukur konduktivitas listrik
Untuk menghasilkan panas reaksi
Untuk menghantarkan arus listrik
Untuk memastikan reaksi elektrokimia yang tepat
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana pengendalian suhu dalam rangkaian elektrogravimetri dapat mempengaruhi hasil percobaan?
Meningkatkan sensitivitas
Mengurangi arus listrik
Mempertahankan kondisi elektrodeposisi
Menurunkan potensial elektroda
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang terjadi jika arus listrik yang diberikan terlalu besar dalam elektrogravimetri?
Peningkatan massa endapan
Variabilitas hasil
Menurunnya sensitivitas larutan
Peningkatan potensial elektroda
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