Quiz Stokiometri

Quiz Stokiometri

11th Grade

30 Qs

quiz-placeholder

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Quiz Stokiometri

Quiz Stokiometri

Assessment

Quiz

Life Skills

11th Grade

Hard

Created by

Sri Muryanti

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Reaksi pembakaran etanol (C₂H₅OH) dalam oksigen adalah sebagai berikut: C2H5OH+3 O2→2 CO2+3 H2O Berapa mol oksigen yang dibutuhkan untuk membakar 1 mol etanol?

1 mol

2 mol

3 mol

4 mol

5 mol

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dalam reaksi berikut: 2 NaCl(aq)+ H2SO4(aq)→ Na2SO4(aq)+2 HCl(g) Berapa gram NaCl yang diperlukan untuk menghasilkan 4 mol Na₂SO₄?

58,5 g

117 g

234 g

235 g

471 g

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reaksi pembentukan air dari hidrogen dan oksigen adalah sebagai berikut: 2 H2(g)+ O2(g)→2 H2O(l) Berapa volume gas H₂ yang dibutuhkan untuk menghasilkan 44,8 liter H₂O pada kondisi STP?

22,4 L

44,8 L

33,6 L

11,2 L

6,0 L

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berapa mol NaCl yang terbentuk jika 4 mol Na bereaksi dengan klorin sesuai reaksi berikut: 2 Na(s)+ Cl2(g)→2 NaCl(s)

2 mol

4 mol

6 mol

8 mol

10 mol

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dalam reaksi pembentukan amonia berikut: N2(g)+3 H2(g)→2 NH3(g) Berapa mol amonia yang dihasilkan jika 9 mol hidrogen (H₂) bereaksi?

1 mol

2 mol

3 mol

6 mol

12 mol

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui reaksi pembakaran magnesium sebagai berikut: 2 Mg(s)+ O2(g)→2 MgO(s) Berapa banyak gram magnesium yang diperlukan untuk menghasilkan 80 gram MgO? Massa molar Mg = 24 g/mol, MgO = 40 g/mol.

20 g

40 g

60 g

80 g

100 g

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dalam reaksi berikut: C3H8(g)+5 O2(g)→3 CO2(g)+4 H2O(g) Berapa mol CO₂ yang terbentuk jika 4 mol C₃H₈ bereaksi dengan oksigen?

4 mol

8 mol

12 mol

16 mol

20 mol

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