Hukum Kekekalan Massa dan Perbandingan Tetap
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
Meida Syahraini
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Direaksikan 2 gram gas hidrogen dengan 71 gram gas klorin, dihasilkan 73 gram gas hidrogen klorida, maka proses ini sesuai dengan hukum…
Kekekalan massa
Perbandingan volume
Perbandingan mol
Kekekalan energi
Perbandingan berganda
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebanyak 50 gram larutan asam klorida dan 50 gram larutan natrium hidroksida direaksikan, kemudian ditimbang. Massa larutan setelah bereaksi adalah .....
Lebih dari 100 gram
Sama dengan 100 gram
Kurang dari 100 gram
Tidak sama dengan 100 gram
Tidak dapat ditentukan
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Joseph Louis Proust merumuskan suatu hukum yang dikenal sebagai hukum . . . .
Hukum Kekekalan massa
Hukum Perbandingan Volume
Hukum Perbandingan Tetap
Hukum Kekekalan energi
Hukum Perbandingan berganda
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sejumlah logam besi dipijarkan dengan 3,2 gram belerang menghasilkan 8,8 gram senyawa besi (II) sulfida, maka logam besi yang bereaksi adalah....
12 gram
56 gram
5,6 gram
28,16 gram
30 gram
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1. Asam sulfat merupakan salah satu bahan kimia yang banyak digunakan di laboratorium maupun industri. Pembuatan asam sulfat yang dilakukan melalui proses kontak, salah satu tahapannya membakar belerang murni di udara sehingga terbentuk gas SO2. Persamaan reaksinya:
S(s) + O2(g) → SO2(g). Berikut data hasil percobaan pembakaran belerang murni menghasilkan gas SO2.
Hukum dasar kimia yang mendasari wacana tersebut adalah ......
Hukum Kekekalan massa
Hukum Perbandingan Volume
Hukum Perbandingan Tetap
Hukum Kekekalan energi
Hukum Perbandingan berganda
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di dalam senyawa CaS, perbandingan massa Ca : S = 5 : 4. Jika 10 gram kalsium direaksikan dengan 9 gram belerang, maka berapakah massa CaS yang terbentuk?
18 gram
19 gram
9 gram
96 gram
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebanyak 18 gram glukosa dibakar dengan oksigen menghasilkan 26,4 gram gas karbon dioksida dan 10,8 gram uap air. Massa oksigen yang telah bereaksi pada pembakaran tersebut adalah...
55,2 gram
2,4 gram
33,6 gram
19,2 gram
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