XI-MIPA-termokimia
Quiz
•
Chemistry
•
3rd Grade
•
Practice Problem
•
Hard
Ekotono Wardoyo
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51 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
2 H2 (g) + O2 (g) → 2 H2O(g) ΔH = + 484 kJ
Arti dari persamaan termokimia tersebut adalah :
2 mol gas hidrogen bereaksi dengan 1 mol gas oksigen membentuk 2 mol uap air membebaskan atau melepaskan kalor sebesar 484 kJ.
Pernyataan tersebut adalah ... (jika benar ketik B, jika salah ketik S )
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
2 H2 (g) + O2 (g) → 2 H2O(g) ΔH = + 484 kJ
Arti dari persamaan termokimia tersebut adalah :
ΔHf H2O(g) = - 242 kJ/mol
Pernyataan tersebut adalah ... ( isilah B atau S)
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
2 H2 (g) + O2 (g) → 2 H2O(g) ΔH = + 484 kJ
Pada pembentukan 1 mol uap air ...
melepaskan kalor 242 KJ
menyerap kalor 242 KJ
melepaskan kalor 484 KJ
menyerap kalor 484 KJ
tidak terjadi penyerapan atau pelepasan kalor
4.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
2 H2 (g) + O2 (g) → 2 H2O(g) ΔH = + 484 kJ
Pada penguraian 1 mol uap air ...
melepaskan kalor 242 KJ
menyerap kalor 242 KJ
melepaskan kalor 484 KJ
menyerap kalor 484 KJ
tidak terjadi penyerapan atau pelepasan kalor
5.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
2 H2 (g) + O2 (g) → 2 H2O(g) ΔH = + 484 kJ
Pada penguraian 20 mol uap air ...
melepaskan kalor 2420 KJ
menyerap kalor 2420 KJ
melepaskan kalor 4840 KJ
menyerap kalor 4840 KJ
tidak terjadi penyerapan atau pelepasan kalor
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Reaksi endoterm adalah reaksi kimia yang disertai pelepaskan kalor dari sistem ke lingkungan.
(jawablah dengan B atau S !)
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Reaksi endoterm adalah reaksi kimia yang disertai penyerapan kalor dari lingkungan menuju sistem.
(jawablah dengan B atau S !)
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