Properties and uses of some metals
2 marks · EasyA pan is made using aluminium because of its low density. The pan has a mass of 540 g and a volume of 200 cm³. Calculate the density of aluminium in g/cm³.
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2.7 g/cm^3 (±0.05)
Common mistakes: Dividing volume by mass; Forgetting units
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Marking points
M1 · 1 mark · Correctly substitutes values into the density formula: density = mass/volume
A1 · 1 mark · Correct answer with correct unit: 2.7 g/cm³
Worked solution
Density is calculated using the formula:
Substitute the values: