Mathematics for IGCSE & O level - Rates (Section 2 - No. 20)
The density of gold is 19.3 g/cm³. Calculate the mass of a gold bar with a volume of 30 cm³.
579 g
600 g
620 g
650 g
Spiegazione
Mass = Density * Volume. Mass = 19.3 g/cm³ * 30 cm³ = 579 g