ASESMEN STOIKIOMETRI KIMIA FASE F (KELAS XI)

ASESMEN STOIKIOMETRI KIMIA FASE F (KELAS XI)

11th Grade

10 Qs

quiz-placeholder

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ASESMEN STOIKIOMETRI KIMIA FASE F (KELAS XI)

ASESMEN STOIKIOMETRI KIMIA FASE F (KELAS XI)

Assessment

Quiz

Chemistry

11th Grade

Medium

Created by

Herriyono Kimia SMAGA

Used 51+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Jika diketahui massa atom relatif (Ar) Fe=56, S=32, dan O=16 , Mr dari senyawa Fe₂(SO₄)₃ adalah…
156
208
304
334
400

2.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Jika 5,0 gram unsur X mengandung 0,25 mol, maka massa molekul relatif (massa molar) unsur X tersebut adalah…
10 g/mol
15 g/mol
20 g/mol
25 g/mol
30 g/mol

3.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Jumlah molekul yang terdapat dalam 3,0 mol gas oksigen (O₂) adalah … (L = 6,020 x 10²³)
1,806 x 10²³ molekul
3,010 x 10²³ molekul
1,806 x 10²⁴ molekul
3,020 x 10²⁴ molekul
6,020 x 10²⁴ molekul

4.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

5 mol gas N₂ berada pada suhu 27°C pada tekanan 1,5 atm. Volume gas N₂ tersebut adalah.... (R = 0,082 L atm/mol °K)
22,40 liter
24,80 liter
41,00 liter
56,20 liter
82,00 liter

5.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Jika 2,5 mol gas oksigen (O₂) bereaksi dengan gas hidrogen (H₂) membentuk air sesuai reaksi berikut: 2H₂ + O₂ → 2H₂O maka jumlah mol air yang dihasilkan adalah…
2 mol
2,5 mol
3 mol
4 mol
5 mol

6.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Diketahui pereaksi A bereaksi dengan pereaksi B sesuai persamaan reaksi berikut: A + 2B → AB₂ Jika mula-mula terdapat 3 mol A dan 4 mol B, jumlah mol AB₂ yang terbentuk adalah…
2 mol
3 mol
4 mol
1,5 mol
5 mol

7.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

Sebanyak 18 gram glukosa mengalami reaksi pembakaran menurut reaksi berikut. C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O Massa dari karbon dioksida yang dihasilkan adalah… (Mr C₆H₁₂O₆ = 180, Mr CO₂ = 44, Mr H₂O = 18)
26,4 gram
18 gram
36 gram
44 gram
13,2 gram

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