
Hukum Dasar dan Stoikiometri
Authored by Stenley Tanmen
Chemistry
10th - 12th Grade
Used 24+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan Reaksi di bawah ini
Cu + S --> Cu
Jika banyaknya Cu yang direaksikan 10 gram dan diperoleh 15 gram CuS, sedangkan semua reaktan habis bereaksi, maka banyak S yang diperlukan adalah
25
20
10
5
2,5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika perbandingan massa Cu : S = 1 : 2, maka massa CuS yang mengandung 40 gram Cu adalah
120
100
80
60
40
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui beberapa oksida dari nitrogen memiliki perbandingan oksigen 1 : 2 : 3/2 : 2/5, maka kemungkinan senyawa tersebut
NO , N2O4 , N3O2 , N5O2
N2O , NO2 , N2O3 , N5O2
NO , NO2 , N3O2 , N2O5
N2O , NO2 , N2O3 , N5O2
NO , N2O4 , N2O3 , N5O2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
CH4 + O2 --> CO2 + H2O (Belum setara)
Jika reaksi diatas terjadi pada keadaan dimana seluruh reaktan dan produk memiliki fase gas, maka 1 L CH4 akan menghasilkan gas CO2 sebanyak...
1 L
2 L
3 L
4 L
5 L
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berapa banyak partikel yang terdapat dalam 1 mol ?
40 gram
22,4 L
6,02 x 1023
24,4 L
12 gram/mol
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berapa volume yang terdapat dalam 1 mol pada keadaan 0 °C dan 1 atm ?
40 gram
22,4 L
6,02 x 1023
24,4 L
12 gram/mol
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berapa volume yang terdapat dalam 1 mol pada keadaan 25 °C dan 1 atm ?
40 gram
22,4 L
6,02 x 1023
24,4 L
12 gram/mol
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