Question
The relative density of a solid is 6.5. Find (1)the mass of a solid substance cube of side 20cm. (2) the volume of the substance if the mass is 1.3kg
Answers
Damon
20^3 = 2^3 * 10^3 = 8,000
6.5 g/cm^3 * 8,000 cm^3 = 52,000grams = 52 Kg
1300g * (1 cm^3/6.5g) = 200 cm^3
6.5 g/cm^3 * 8,000 cm^3 = 52,000grams = 52 Kg
1300g * (1 cm^3/6.5g) = 200 cm^3