Hukum Dasar Kimia

Interactive Video
•
Chemistry
•
10th Grade
•
Hard
WINDI SESTI
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berdasarkan Hukum Kekekalan Massa, jika 32 gram serbuk sulfur bereaksi sempurna dengan gas oksigen menghasilkan 64 gram gas sulfur dioksida, berapakah massa gas oksigen yang bereaksi?
16 gram
32 gram
48 gram
64 gram
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam pembentukan gas karbon dioksida (CO2) dari karbon (C) dan oksigen (O), perbandingan massa karbon dan oksigen yang bereaksi adalah 3:8. Jika 6 gram karbon direaksikan dengan 16 gram oksigen, berapa massa karbon dioksida yang terbentuk?
11 gram
19 gram
22 gram
24 gram
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada pembakaran magnesium dengan gas oksigen, 1,5 gram magnesium tepat bereaksi dengan 1,0 gram oksigen membentuk magnesium oksida. Berapa massa oksigen yang diperlukan untuk bereaksi dengan 12 gram magnesium dalam membentuk magnesium oksida?
6 gram
8 gram
10 gram
12 gram
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nitrogen dan Oksigen dapat membentuk senyawa-senyawa N2O, NO, N2O3, dan N2O4. Jika massa Nitrogen dibuat tetap 7 gram, bagaimana perbandingan massa Oksigen pada keempat senyawa tersebut secara berturut-turut?
1:2:3:4
2:3:4:5
1:3:5:7
4:8:12:16
5.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Apakah Anda menikmati pelajaran video tersebut?
Ya
Tidak
6.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Apakah Anda menikmati pelajaran video tersebut?
Ya
Tidak
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebanyak 2,45 gram logam natrium dibakar dengan oksigen sehingga membentuk 3,2 gram natrium oksida. Massa oksigen dari udara yang bereaksi dengan natrium adalah
0,75 gram
2,45 gram
3,2 gram
5,65 gram
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