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SPM Chemistry A xplosive Module (Chemistry A Ticket For “U” ) GREEN ZONE [GZ]

3 Diagram 2 shows three balloons with X 2, Y 2 and Z 2 repectively.

Rajah 2 menunjukkan tiga biji belon dengan gas X 2, Y 2 and Z 2 masing-masing

Diagram 2 / Rajah 2

Arrange the gases in ascending order of volume.
3
[Relative atomic mass: X = 1, Y = 14, Z = 16 and 1 mole of gas occupies 24 dm at
room conditions]
Susunkan gas-gas itu mengikut tertib menaik isipadunya.
3
[Jisim atom relatif: X = 1, Y = 14, Z = 16 dan 1 mol gas menempati 24 dm pada
keadaan bilik]
A X 2, Y 2, Z 2
B X 2, Z 2, Y 2
C Y 2, Z 2, X 2
D Z 2, Y 2, X 2

1
4 The average mass of copper atom in 64 times greater than / 12 of the mass of a carbon-12
atom.
State the relative atomic mass of copper.
1
Purata jisim satu atom kuprum ialah 64 kali lebih besar daripada / 12 jisim satu atom
karbon-12.
Nyatakan jisim atom relatif bagi kuprum.
A 5 C 64
B 12 D 128

5 1.04 g of metal M react with 0.48 g of oxygen to form M oxide.
Determine the emperical formula of M oxide.
[Relative atomic mass: O = 16, M = 52]

1.04 g logam M bertindak balas dengan 0.48 g oksigen untuk membentuk oksida M.
Tentukan formula empirik oksida M.
[Jisim atom relatif : O = 16, M = 52 ]

A MO C M 2O 3
B MO 2 D M 3O 2

Sektor Pembelajaran, Jabatan Pendidikan Negeri Sabah | 2020 106