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b. CaCO3(s) + H2O(l) + CO2(aq) ⇄ Ca +2 (aq) + 2 HCO3 (aq)
Jawab: ................................................................................................................
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c. Na(s) + H2O(l) ⇄ NaOH(aq) + H2(g)
Jawab: ................................................................................................................
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4. Seorang siswa melakukan kesalahan dalam menuliskan persamaan konstanta
kesetimbangan untuk reaksi:
3CuO(s) + 2NH3 (g) ⇄ 3Cu(s) + N2(g) + 3H2O(g)
3
[ ] [ ][ ] 3
2
2
Kc =
[ ] 2
3
Analisis kesalahan yang dilakukan siswa tersebut? Bagaimana jawaban yang
benar dari persamaan tetapan kesetimbangan tersebut!
Jawab: ................................................................................................................
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E-LKPD Berbasis Lesson Study For Learning Community 21
