The mass of a given object equals 80g. this object, when put in in water displays 10ml of water. Find the density of the material of the object in kg/m³.
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Answer:
Density of given Mass
=> Mass / Volume
Since , in Kg / m^3
Since , 1 ml = 1 cm^3 => 10 ml is 10 cm^3
& 1 cm^3 = 1 × 10-6 m^3
=> 80 80
_____________ => __________
1000 × 10 × 10^ -6 10^4 × 10^-6
=> 80 / 10^ -2 => 80 × 100 => 8000 kg/m³
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