density of aluminium is 2.7 g/cm CUBE express the density in kg/m cube
1 g = 10-3 kg
And,
1 cm = 10-2 m
=> (1 cm)3 = (10-2 m)3
=> 1 cm3 = 10-6 m3
So, density of aluminum is = 2.7 g/cm3 = 2.7 (10-3 kg)/(10-6 m3) = 2700 kg/m3
The density of aluminium is 2.7 g cm−3. Express it in kg m−3.
If the density of water is 1gm/cm cube,then find the density in kg/m square.