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

(iii) 10.0 kg of pineapple it consists of 5.0 g of niacin.
10.0 kg nenas mengandungi 5.0 g niasin.
What is the number of mole of niacin in 10 kg of pineapple?
Berapakah bilangan mol niasin dalam 10 kg nenas?
[Relative Atomic Mass: H=1, C=12, O=16] [Jisim Atom Relatif: H=1, C=12, O=16]

[2M]

(b) (i) Aluminium reacts with oxygen to form aluminium oxide. Write the chemical equation.
Aluminium bertindak balas dengan oksigen untuk membentuk aluminium oksida. Tuliskan
persamaan kimia terlibat.

[2M]
(ii) State the type of bond in aluminium oxide.
Nyatakan jenis ikatan dalam aluminium oksida.

[1M]
(c) 2.4g of magnesium reacts with chlorine to form 9.5g of magnesium chloride.
Determine the empirical formula of magnesium chloride.
[RAM : Mg=24, Cl=35.5] [JAR: Mg = 24, Cl = 35.5]

[3M]

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