7.1.2 Finding the Rate of Reaction (M)
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Question 1 of 6
1. Question
1 point(s)CHEM1002010 Dalam tindak balas antara aluminium dan asid hidroklorik cair yang cair, 240 cm³ gas hidrogen dihasilkan dalam masa 2 minit. Cari kadar tindak balas dalam unit cm³/s.
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Question 2 of 6
2. Question
1 point(s)13.0g zink bertindak sepenuhnya dengan asid hidroklorik berlebihan dalam masa 5 minit. Cari purata tindak balas.
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Question 3 of 6
3. Question
1 point(s)
Graf menunjukkan isipadu karbon dioksida yang dihasilkan berbanding masa dalam satu tindak balas kimia. Cari kadar tindak balas untuk 4 minit pertama.
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Question 4 of 6
4. Question
1 point(s)Dalam tindak balas antara asid hidroklorik cair yang cair dan natrium tiosulfat, pengendapan sulfur berlaku selepas 40s. Cari kadar tindak balas?
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Question 5 of 6
5. Question
1 point(s)13.0g zink bertindak balas sepenuhnya dengan asid hidroklorik berlebihan dalam masa 5 minit. Cari purata tindak balas. [Jisim atom relatif zink = 65]
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Question 6 of 6
6. Question
1 point(s)2HCl(aq) + Na2S2O3(aq) → 2NaCl(aq) + S(s) + SO2(g) + H2O(l) Persamaan di atas mewakili tindak balas antara asid hidroklorik cair cair dan natrium tiosulfat. Diberi bahawa presipitat sulfur terhasil selepas 40 saat. Apakah kadar tindak balas?
CorrectIncorrect