radius of an aluminum sphere is 0.18 cm. if density of aluminium is 2.70 g/cc.calculate its mass
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Hi there !!!
We know that ,
Density = Mass / Volume.
Density = 2.70 g /cm³
Radius = 0.18 cm
Volume of the sphere = 4/3πr³
=
×3.14 × (0.18)³
=
× 3.14×0.005832
= 0.024 cm³ ( approx.)
Mass = Density × Volume
= 2.70 ×0.02441664
= 0.648 grams
We know that ,
Density = Mass / Volume.
Density = 2.70 g /cm³
Radius = 0.18 cm
Volume of the sphere = 4/3πr³
=
=
= 0.024 cm³ ( approx.)
Mass = Density × Volume
= 2.70 ×0.02441664
= 0.648 grams
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