Respuesta :
Answer: The density of the copper is 9933.33 kg/miles³.
Step-by-step explanation:
Since we have given that
Length of rectangular prism = 5 miles
Width of rectangular prism = 0.9 miles
Height of rectangular prism = 0.02 miles
So, volume of rectangular prism = length × breadth × height
So, it becomes,
[tex]Volume=5\times 0.9\times 0.02\\\\Volume=0.09\ miles ^3[/tex]
As we know the relation between "Mass and density":
[tex]Mass=Volume\times Density\\\\Density=\frac{Mass}{Volume}\\\\Density=\frac{894}{0.09}\\\\Density=9933.33\ kg/miles^3[/tex]
Hence, the density of the copper is 9933.33 kg/miles³.