Iron sinks in water and floats in mercury.
Density of Iron - 7.6g/cm3
Density of Water - 1g/cm3
Density of Mercury - 13.7g/cm3
The density of water 1.0 g cm−3. The density of iron is 7.8 g cm−3. The density of mercury is of 13.6 g cm−3. Answer the following :
(a) Will a piece of an iron float or sink in water?
(b) Will a piece of an iron float or sink in mercury?