The diameter of a lead ball is 2.1 cm. The density of the lead used is 11.34 g/c^3. What is
the weight of the ball?​

1 thought on “The diameter of a lead ball is 2.1 cm. The density of the lead used is 11.34 g/c^3. What is<br />the weight of the ball?​”

1. Step-by-step explanation:

   Diameter of lead ball=2.1cm

   Radius(r)=

   2

   2.1

   cm

   Volume=

   3

   4

   πr

   3

   =

   3

   4

   ×

   7

   22

   ×

   20

   21

   ×

   20

   21

   ×

   20

   21

   =4.851cm

   3

   Density=11.34g/cm

   3

   Density=

   volume

   Mass

   11.34=

   4.851

   Mass

   Mass=11.34×4.851g

   Mass=55.01g.

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