Page 27 - E-LKPD kesetimbangan kimia
P. 27
Perhatikan gambar berikut!
Gambar II.3. Ilustrasi jumlah molekul N2, O2 dan NO pada kesetimbangan.
9. Tulislah kembali persamaan reaksi yang terjadi dan setarkan! Berapakah jumlah
masing-masing molekul yang terlibat dalam reaksi kesetimbangan?
Jawab: ............................................................................................................................
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10. Tuliskanlah rumusan tetapan kesetimbangan (Kc) dari persamaan reaksi sesuai dengan
hukum aksi massa!
Jawab: ............................................................................................................................
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11. Reaksi N2 (g ) + O2( g ) 2NO( g ) mempunyai tetapan kesetimbangan yang kecil (Kc
= 4,1 X 10-31). Berdasarkan jumlah molekul pada saat kesetimbangan, Apa arti nilai
Kc tersebut?
Jawab: ............................................................................................................................
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12. Gambarlah grafik yang menunjukkan Kc < 1
Jawab: ............................................................................................................................
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E-LKPD Berbasis Lesson Study For Learning Community 19
