Termokimia
Quiz
•
Chemistry
•
1st - 10th Grade
•
Practice Problem
•
Easy
SALMALATUS SA'DIYAH
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pernyataan yang benar tentang reaksi endoterm adalah ...
Entalpi awal lebih besar daripada entalpi akhir dan > 0
Entalpi awal lebih kecil daripada entalpi akhir dan > 0
Entalpi awal lebih besar daripada entalpi akhir dan < 0
Entalpi awal lebih kecil daripada entalpi akhir dan < 0
Entalpi awal sama dengan entalpi akhir dan = 0
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Diketahui :
= + 40 kJ/mol
Berapakah kalor yang diperlukan untuk penguapan 4,5 gram (Ar H = 1, Ar O = 16) ?
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan perubahan entalpi ...
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Manakah pasangan yang merupakan proses endoterm .....
Pakaian basah menjadi kering setelah dijemur
Pembakaran gas elpiji
Logam atau besi dilelehkan pada proses pengelasan
Perkaratan besi
Proses pemutihan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam suatu reaksi Kimia dibebaskan 8,4 kJ kalor. Jika kalor ini digunakan untuk memanaskan 100 air, maka kenaikan suhunya adalah ..... ( kalor jenis air = 4,2 J/g/
4,2
20
8,4
30
16,8
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