
Stoikiometri
Authored by Utari Cahyani
Chemistry
10th Grade
Used 22+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
"Pada suhu dan tekanan yang sama, perbandingan volume gas-gas yang bereaksi dan gas-gas hasil reaksi merupakan bilangan bulat dan sederhana."
Pernyataan tersebut merupakan bunyi dari Hukum Dasar.........
Perbandingan Volume
Kekekalan Massa
Perbandingan Berganda
Avogadro
Perbandingan Tetap
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bunyi dari "Hukum Perbandingan Tetap" atau "Hukum Proust" adalah...............
Massa zat sebelum dan sesudah reaksi adalah sama
Perbandingan massa unsur-unsur dalam setiap senyawa selalu tetap
Apabila dua unsur membentuk 2 macam senyawa atau lebih dengan salah satu massa unsur sama maka massa unsur kedua akan berbanding dengan bilangan bulat dan sederhana
Pada suhu dan tekanan yang sama, perbandingan volume gas yang bereaksi dan hasil reaksi merupakan bilangan bulat dan sederhana
Pada suhu dan tekanan yang sama, semua gas yang memiliki volume sama terdiri atas sejumlah molekul yang sama banyaknya apapun jenis zatnya
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nilai dari tetapan avogadro adalah...........
6,02 x 1023
60,2 x 1023
6,02 x 1022
60,2 x 1022
6,02 x 1021
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika 14 g gas nitrogen bereaksi dengan gas hidrogen menghasilkan 17 g gas amonia. Jumlah gas hidrogen yang bereaksi adalah..........
3 g
5 g
18 g
22 g
31 g
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Unsur nitrogen dan oksigen membentuk dua macam senyawa dengan data pada tabel tersebut.
Perbandingan massa oksigen sesuai Hukum Dalton adalah..............
1:2
2:3
3:4
2:4
3:5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Berapa massa molekul relatif (Mr) dari C2H5OH? (Ar C= 12, O= 16, H= 1)
45
46
29
36
56
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jumlah partikel pada 0,56 g kalsium oksida (CaO) (Ar Ca=40; O=16) adalah........
6,02x1023
3,01x1023
6,02x1021
3,01x1021
6,02x1020
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