ULANGAN THERMOKIMIA
Quiz
•
Chemistry
•
11th Grade
•
Hard
- Agus
Used 19+ times
FREE Resource
20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Reaksi dibawah ini yang termasuk eksoterm adalah …..
2HBr + X kJ → H2 + Br2
Fe2O4 + 4H2 → 3Fe + 4H2O
CaO → Ca + 1/2O2 - 635 kJ
Ca + C + 3/2O2 → CaCO3 + 1.207 kJ
4NH3 + 5O2 → 4NO + 6H2O ΔH = +906 kJ
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Sebanyak 25 ml (25 gram) larutan NH4OH 1 M suhunya 20oC di campurkan dengan 25 ml (25 gram) larutan HNO2 1 M suhunya 20oC dalam calorimeter gelas plastic, ternyata suhu campuran naik menjadi 27,5 oC jika kalor jenis larutan di anggap sama dengan kalor jenis air yaitu 4,18 Jg-1c-1 . Di bawah ini perubahan entalpi reaksi yang terjadi……
59,8 KJ/mol
62,7 KJ/mol
-71,8 KJ/mol
-62,7 KJ/mol
-59,8 KJ/mol
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