Persamaan Termokimia
Presentation
•
Chemistry
•
11th Grade
•
Hard
Lediana Sitohang
Used 3+ times
FREE Resource
14 Slides • 6 Questions
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by: Dra. Lediana Sitohang
2
3.4 Menjelaskan konsep perubahan entalpi reaksi pada tekanan tetap dalam persamaan
termokimia.
4.4 Menyimpulkan hasil analisis
data percobaan termokima
pada tekanan tetap.
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4
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Multiple Choice
Jika diketahui:
H2(g) + Br2(g) → 2HBr(g) ∆H = -72 kJ, maka untuk dapat menguraikan 11,2 dm3 (pada STP) gas HBr menjadi H2 dan Br2 diperlukan kalor sebanyak …. kJ.
9
18
36
72
144
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Multiple Choice
Pernyataan yang benar tentang reaksi endoterm di bawah ini adalah ...
Sistem melepaskan kalor
Entalpi produk lebih kecil daripada entalpi reaktan
Lingkungan mengalami kenaikan suhu
Entalpi sistem berkurang
Entalpi sistem bertambah
17
Multiple Select
Terjadinya reaksi eksoterm ditunjakkan pada gambar nomor…
1 dan 3
2 dan 4
1 dan 4
1 dan 2
3 dan 4
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Multiple Select
Di antara proses berikut yang merupakan proses eksoterm adalah ….
awan menjadi hujan
air menjadi es
agar-agar memadat
lelehan besi membeku
awan mengembun
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Fill in the Blanks
Reaksi kimia yang memerlukan kalor disebut reaksi
Type answer...
20
Fill in the Blanks
Reaksi kimia yang menghasikan kalor disebut reaksi
Type answer...
by: Dra. Lediana Sitohang
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