Laju reaksi

Quiz
•
Chemistry
•
11th Grade
•
Hard
rusli quiz
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Gambar tersebut merupakan reaksi antara 2 gram pualam dengan 100 mL larutan HCl.
Laju reaksi yang hanya dipengaruhi oleh konsentrasi adalah nomor ....
A. (1) terhadap (2)
B. (1) terhadap (3)
C. (2) terhadap (3)
D. (2) terhadap (4)
E. (4) terhadap (5)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
HCl solution
Larutan HCl
Padatan HCl
Fungsi HCl
Solusi HCl
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Uap bensin lebih mudah terbakar daripada bensin cair. Faktor yang menyebabkan hal ini adalah …
luas permukaan
entalpi
katalis
suhu
konsentrasi
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Data percobaan reaksi: A + 2B → AB2, menunjukkan bahwa apabila konsentrasi A dinaikkan 2 kali sedang konsentrasi B tetap, laju reaksinya naik 2 kali. Bila konsentrasi A tetap dan konsentrasi B dinaikkan 2 kali, maka laju reaksinya naik 2 kali pula. Persamaan laju reaksinya dapat dituliskan
v = k [A]2 [B]3
v = k [A]2 [B]2
v = k [A] [B]2
v = k [A]2 [B
v = k [A] [B]
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Perhatikan reaksi CaCO3 dengan larutan HCl 2 M pada masing-masing wadah berikut!
Massa CaCO3 yang digunakan pada setiap wadah sama. Laju reaksi yang hanya dipengaruhi luas permukaan terdapat pada nomor ....
A. 1 dan 2
B. 1 dan 4
C. 2 dan 3
D. 4 dan 5
E. 2 dan 4
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Dari siklus di samping, perubahan entalpi reaksi : CaO + H2O → Ca(OH)2 adalah….
a. -50 kJ
b. -44 kJ
c. -266 kJ
d. 55 kJ
e. 60 kJ
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Otot merupakan penggerak bagian-bagian tubuh. Otot yang berperan dalam pergerakan seperti gambar di atas adalah…
Polos dan Rangka
Trisep dan Jantung
Jantung dan Bisep
Bisep dan Trisep
Polos dan Jantung
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