Question

an iron sphere of mass 390g displaces 50 cm3 of water. Find the density of iron in g/cm3 and kg/m3. for class 7th​

Answer 1

here is your right answer

please Mark me as brainleist

Answer 2

Explanation:

Volume of sphere = Volume of water displaced = 50cm³

Density = mass/volume

= 390/50 g/cm³ = 7.8g/cm³

Now Density in kg/m³

= (390/1000 kg)/(50/1000000)m³

= (390 * 1000 / 50)kg/m³

= 7800 kg/m³