WorksheetsMock Test F4 Calculations Chemistry
Total questions: 10
Worksheet time: 11mins
Jisim molekul relatif bagi M2(SO4)3 ialah 342. Berapakah jisim atom relatif bagi unsur M? [Jisim atom relatif: O = 16, S = 32]
The relative molecular mass of M2(SO4)3 is 342. What is the relative atomic mass of
element M?
[Relative atomic mass: O = 16, S = 32]
27
54
118
123
Berapakah bilangan mol kuprum(II) nitrat dalam 56.4 g kuprum (II) nitrat Cu(NO3)2?[Jisim atom relatif : O = 16, Cu = 64, N = 14].
What is the number of moles of copper(II) nitrate in 56.4 g of copper(II) nitrate,
Cu(NO3)2?
[Relative atomic mass: O = 16, Cu = 64, N = 14].
0.30 mol
0.32 mol
0.45 mol
3.33 mol
Formula bagi ion sulfat adalah SO42-
dan ion nitrat adalah NO3-
Jika formula garam sulfat bagi M ialah MSO4, apakah formula garam nitrat bagi M?
The formula for a sulphate ion is SO42-
and for a nitrate is NO3-
If the formula of the sulphate salt of M is MSO4, what is the formula of the nitrate salt of
M?
MNO3
M2NO3
M(NO3)2
M(NO3)3
Sebatian manakah yang mempunyai formula yang betul?
Which compound has the correct formula?
Barium Nitrat
Barium Nitrate
Ba(NO3)2
Plumbum(II) oksida
Lead(II) oxide
PbO2
Kuprum(II) oksida
Copper(II) oxide
Cu2O
Argentum karbonat
Silver carbonate
AgCO3
Persamaan berikut mewakili satu tindak balas .
The following equation represents a reaction.
Cu(OH)2 + 2HNO3 --> Cu(NO3)2 + 2H2O
Apakah bahan – bahan tindak balas dalam persamaan ini?
What are the reactants in this equation?
Kuprum(II) nitrat dan air
Copper(II) nitrate and water
Kuprum(II) nitrat dan asid nitrik
Copper(II) nitrate and nitric acid
Kuprum(II) hidroksida dan asid nitrik
Copper(II) hydroxide and nitric acid
Kuprum(II) hidroksida dan kuprum(II) nitrat
Copper(II) hydroxide and copper(II) nitrate.
Gambar rajah menunjukkan suatu kawasan pelupusan sampah. Aktiviti mikroorganisma di kawasan itu menghasilkan 120 dm3 gas metana (CH4) The picture shows a waste disposal site. The activity of microorganisms in the waste produces methane (CH4) Berapakah jisim gas metana (CH4) yang terhasil? What is the mass of methane (CH4) produced? [Diberi jisim atom relatif, H = 1, C = 12 dan 1 mol gas menempati 24 dm3 pada suhu dan tekanan bilik] [Given that the relative atomic mass H = 1, C = 12 and 1 mol of gas occupies 24 dm3 at room temperature and pressure]
80 g
85 g
18 g
8 g
Lembu apa yang tidak makan Rumput???
Dalam banyak-banyak ikan, ikan apa tiada kepala, tiada ekor, tiada mulut?
Dalam banyak-banyak jin, jin apa yang hidup dalam air?
Terang kecil, Gelap besar. Siapakah Saya??
