
PH TERMOKIMIA
Authored by tasmiyah spd
Chemistry
12th Grade - University
NGSS covered
Used 15+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Berikut adalah contoh reaksi eksoterm di kehidupan sehari hari, kecuali ...
lilin menyala
pembakaran gas propana
pembakaran bensin dalam ruang pembakaran
perubahan embun beku menjadi uap air
kalsium karbonat ditambah air
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
perhatikan reaksi berikut
NO + O2 → NO2
reaksi tersebut adalah reaksi...
pembentukan NO2
pembentukan NO
pembakaran NO
pembakaran NO2
penguraian NO2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebanyak 2 mol gas hidrogen jika direaksikan dengan 1 mol gas oksigen akan terbentuk uap air yang membutuhkan kalor sebesar 484 kJ. Persamaan termokimianya adalah … .
H2(g) + ½ O2(g) --> H2O(g) ΔH = 484 kJ
2 H2(g) + O2(g) --> 2 H2O(g) ΔH = 484 kJ
2 H2(g) + O2(g) --> 2 H2O(g) ΔH = –484 kJ
2 H2O(g) --> 2 H2(g) + O2(g) ΔH = –484 kJ
H2O(g) --> H2(g) + ½ O2(g) ΔH = 484 kJ
Tags
NGSS.HS-PS1-4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui = -23 kkal/mol. Pernyataan ini dapat ditulis sebagai ...
Ag+ + NO3- → AgNO3 ∆H = -23 kkal
Ag + N2 + 3/2 O2 → AgNO3 ∆H = -23 kkal
Ag2O + N2O → 2 AgNO3 ∆H = +46 kkal
Ag2O + N2O → 2 AgNO3 ∆H = -23 kkal
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada reaksi antara soda api dan HCl, jika kita pegang maka wadah reaksi akan terasa panas. Peristiwa tersebut termasuk contoh reaksi....
endoterm
eksoterm
isoterm
redoks
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaksi dalam kehidupan sehari-hari berikut ini yang merupakan reaksi endoterm adalah...
respirasi
fotosintesis
pembakaran
pupuk urea dimasukkan ke dalam air
Tags
NGSS.HS-LS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sebanyak 2 mol gas hidrogen jika direaksikan dengan 1 mol gas oksigen akan terbentuk uap air yang membutuhkan kalor sebesar 484 kJ. Persamaan termokimianya adalah … .
H2(g) + ½ O2(g) --> H2O(g) ΔH = 484 kJ
2 H2(g) + O2(g) --> 2 H2O(g) ΔH = 484 kJ
2 H2(g) + O2(g) --> 2 H2O(g) ΔH = –484 kJ
2 H2O(g) --> 2 H2(g) + O2(g) ΔH = –484 kJ
H2O(g) --> H2(g) + ½ O2(g) ΔH = 484 kJ
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