SOAL PERHITUNGAN KIMIA (STOIKIOMETRI)

Quiz
•
Chemistry
•
11th Grade
•
Medium
Irmawaty Irmawaty
Used 20+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Penulisan simbolis dari suatu reaksi kimia disebut ….
Mol
Molaritas
Persamaan reaksi
Stoikiometri
Jumlah partikel
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Koefisien untuk NO3 dalam persamaan reaksi N2O4 + O2 -> NO3
1
2
3
4
5
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jumlah mol N2 yang diperlukan untuk bereaksi sempurna dengan 4 mol N2H4 untuk reaksi 2N2H4 (l) + N2O4 (l) → 3N2 (g) + 4H2O (l) [persamaan reaksi kimia sudah setara] adalah ....
2 mol
3 mol
4 mol
5 mol
6 mol
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sebanyak 22,4 liter gas C3H8 pada keadaan STP dibakar sempurna membentuk gas CO2 dan uap air menurut persamaan reaksi:
C3H8(g) + O2(g) -> CO2(g) + H2O(g) (belum setara). Berapa mol gas C3H8 yang dibakar ?
22,4 mol
1 mol
501,76 mol
0,1 mol
10 mol
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sebanyak 6 liter gas C3H8 dibakar sempurna membentuk gas CO2 dan uap air menurut persamaan reaksi:
C3H8(g) + O2(g) -> CO2(g) + H2O(g) (belum setara). Berapakah koefisien masing-masing untuk C3H8, O2, CO2 dan H2O setelah disetarakan ?
1, 3, 5 dan 4
1, 5, 3 dan 4
3, 1, 3 dan 4
1, 3, 3 dan 4
1, 6, 3 dan 2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Massa molekul relatif H2SO4 adalah .... (diketahui Ar H = 1, S = 32, O = 16)
49 g/mol
50 g/mol
96 g/mol
98 g/mol
100 g/mol
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Pada reaksi CaCO3+2HCl -> CaCl2+ H2O+ CO2, zat manakah yang merupakan produk? (jawaban bisa lebih dari 1)
CaCO3
HCl
CaCl2 dan CO2
H2O
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