
INDIVIDU - PERTEMUAN 3
Authored by FITRI MADINA
Chemistry
10th Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Asam sulfat (H2SO4) digunakan untuk sintesis kimia, pemrosesan air limbah dan pengilangan minyak. Massa molekul relatif (Mr) asam sulfat (H2SO4) adalah …
(Ar H =1, S = 32, O = 16)
49
50
97
98
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Terdapat 4,48 liter gas SO2. Jumlah zat (dalam mol) SO2 jika diukur pada suhu 0°C dan tekanan 1 atm adalah …
0,02 mol
0,2 mol
2,0 mol
20 mol
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
4,5 gram logam natrium direaksikan dengan larutan tembaga (II) sulfat (CuSO4), dengan reaksi : Na(s) + CuSO4(aq) → Na2SO4(aq) + Cu(s)
Pernyataan di bawah ini yang benar adalah … (Ar Na = 23, S = 32, O = 16 dan Cu = 63,5)
(jawaban dapat lebih dari satu)
1. Persamaan reaksi setara : Na(s) + 2CuSO4(aq) → Na2SO4(aq) + 2Cu(s)
2. Banyaknya mol yang terdapat pada Na adalah 0,02 mol
3. Banyaknya mol Na2SO4 yang dihasilkan adalah 0,1 mol
4. Banyaknya mol Cu yang dihasilkan adalah 0,1 mol
5. Massa Cu yang dihasilkan adalah 6,35 gram
1 & 2
1 & 3
2, 3, & 4
3, 4, & 5
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan reaksi setara dari pembakaran sempurna propana (C3H8) :
C3H8 (g) + O2(g) → 3CO2(g) + H2O(g)
Benar
Salah
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada pembakaran sempurna 11 gram propana (C3H8) sesuai persamaan reaksi :
C3H8 (g) + O2(g) → CO2(g) + H2O(g)
(Ar C = 12, H = 1 dan O = 16). Massa molekul relatif (Mr) dari propana (C3H8) adalah ...
20
32
36
44
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada pembakaran sempurna 11 gram propana (C3H8) sesuai persamaan reaksi :
C3H8 (g) + O2(g) → CO2(g) + H2O(g)
(Ar C = 12, H = 1 dan O = 16). Jumlah mol propana (C3H8) adalah ...
0,1 mol
0,2 mol
0,25 mol
0,4 mol
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada pembakaran sempurna 11 gram propana (C3H8) sesuai persamaan reaksi :
C3H8 (g) + O2(g) → CO2(g) + H2O(g)
(Ar C = 12, H = 1 dan O = 16). Jumlah mol karbon dioksida (CO2) adalah ...
0,5 mol
0,75 mol
1 mol
1,25 mol
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