Quiz Konsep Mol

Quiz
•
Science
•
University
•
Hard
Sri Rahayu
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Jelaskan apa yang dimaksud dengan mol dalam kimia?
sebuah satuan untuk tekanan gas
sebuah satuan untuk jumlah partikel dalam suatu zat
sebuah satuan untuk massa atom
sebuah satuan untuk kilogram
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Apa rumus yang digunakan untuk menghitung jumlah mol dalam suatu sampel?
mol = massa (gram) x 6,02 x 10^23
mol = massa (gram) x volume (liter)
mol = massa (gram) x Mr
mol = massa (gram)/ Mr
3.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Sebuah sampel besi mengandung 2 mol besi. Berapa banyak molekul besi dalam sampel tersebut?
2 x 6,02 x 10^23
4 x 6,02 x 10^23
6,02 x 10^23
1,5 x 6,02 x 10^23
4.
MULTIPLE CHOICE QUESTION
1 min • 14 pts
Jika anda memiliki 3 x 6,02 x 10^23 molekul air (H2O), berapa banyak mol air yang saudara miliki?
18,06
9
3
3,02
5.
MULTIPLE CHOICE QUESTION
1 min • 14 pts
Sebuah sampel garam (NaCl) memiliki massa 58.5 gram. Berapa banyak mol NaCl dalam sampel tersebut?
2
1
4
3
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