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calculate the density of a solid substance if a cube measuring 2.72 cm on one side has a mass of 129 g.

Respuesta :

Answer:

6.41 gm / cm^3

Explanation:

cube volume =    2.72 x 2.72 x 2.72 cm^3  = 20.124

Density =   mass / volume = 129 g / 20.124 cm^3 = 6.41 gm / cm^3

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