the diameter of a metallic ball is 4.2 cm.what is the mass of the ball if the density of the metal is 8.9 gram per centimetre cube
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D=4.2cm
R=2.1 cm
v=4/3*pi*R^3
m=v*rho
m=4/3*3.14*2.1^3*8.9
m=345g/cm^3
D=diameter of ball
R= radius of ball
v= volume of ball
m= mass of ball
rho=density of ball
R=2.1 cm
v=4/3*pi*R^3
m=v*rho
m=4/3*3.14*2.1^3*8.9
m=345g/cm^3
D=diameter of ball
R= radius of ball
v= volume of ball
m= mass of ball
rho=density of ball
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