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SPM Chemistry A xplosive Module (Chemistry A Ticket For “U”) RED ZONE [RZ]

Table 4 shows the reactants and the condition of experiment of Set I and Set II.
32 Jadual 4 menunjukkan bahan tindak balas dan keadaan tindak balas bagi eksperimen Set

I dan Set II.
Reactants Temperature
Set Bahan tindak balas Suhu
3
-3
I Excess zinc powder + 50 cm of 1.0 mol dm hydrochloric Room
acid temperature
-3
3
Serbuk zink berlebihan + 50 cm 1.0 mol dm asid Suhu bilik
hidroklorik
3
-3
II Excess zinc powder + 100 cm of 0.5 mol dm hydrochloric Room
acid temperature
-3
3
Serbuk zink berlebihan + 100 cm 0.5 mol dm asid Suhu bilik
hidroklorik

Table 4 / Jadual 4

Which graph represents the reactions?
Graf yang manakah mewakili tindak balas?

A

B

Time / s
masa

Sektor Pembelajaran, Jabatan Pendidikan Negeri Sabah | 2020 21