
laju reaksi
Quiz
•
Others
•
9th - 12th Grade
•
Hard
Khairina Azzarah
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Berapa molaritas larutan yang terjadi jika 4 gram NaOH dilarutkan kedalam air sampai volumenya menjadi 500 ml
0,1 M
0,2 M
0,3 M
0,4 M
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Laju reaksi A + B -> AB dapat dinyatakan sebagai...
penambahan konsentrasi A tiap satuan waktu
penambahan konsentrasi B tiap satuan waktu
penambahan konsentrasi AB tiap satuan waktu
penambahan konsentrasi A dan B tiap satuan waktu
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
untuk membuat 500 ml larutan H2SO4 0.05 M dibutuhkan
larutan H2SO4 5 M sebanyak.....ml
5 ml
10 ml
2.5 ml
15 ml
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
konsentrasi larutan yang dibuat dari 25 gr padatan CaCO3
dan dilarutkan dalam air hingga volume larutan menjadi
500 ml adalah...M(ArCa=40,C=12,0=16)
0.05 M
0.25 M
0.5 M
0.005 M
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Kedalam ruang yang volumenya 2 liter, dimasukkan 4 mol gas HI yang kemudian terurai menjadi gas H2 dan I2.
Setelah 5 detik, dalam ruang tersebut terdapat 1 mol gas H2. Tentukan laju reaksi pembentukan gas H2 dan laju reaksi peruraian gas HI berturut-turut adalah …
0,1 M/detik dan 0,2 M/detik
0,2 M/detik dan 0,1 M/detik
0,1 M/detik dan 0,5 M/detik
0,5 M/detik dan 0,1 M/detik
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Suatu katalis mempercepat reaksi dengan cara meningkatkan ….
jumlah tumbukan molekul
energi kinetik molekul
perubahan entalpi
jumlah molekul yang memiliki energi di atas energi aktivasi
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
faktor yang memengaruhi laju reaksi dalam bentuk larutan pekat adalah...
konsentrasi
luas permukaan sentuh
suhu
katalisator
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