mandeline mandeline
  • 02-02-2016
  • Chemistry
contestada

A cubic piece of metal measures 2.50 cm on each edge. If the metal is nickel, whose density is 8.90 g/cm3, what is the mass of the cube?

Express your answer using three significant figures.

Respuesta :

Willchemistry
Willchemistry Willchemistry
  • 05-02-2016
Volume of cube = a³

2.50 * 2.50 * 2.50 =  15.625 cm³

Density = 8.90 g/cm³

mass = ??

m = D * V

m = 8.90 * 15.625

m = 139.0625 g

hope this helps!
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