Answer:
Aluminum
Explanation:
The density of Aluminum is 2.7 g/cm3
We know the volume and mass of the unknown metal, as density is mass/volume: 81g/30cm3 = 2.7 g/cm3 which is the density of Aluminum :)
<span>C. obtain and use energy. </span>
Dependent. Density dependent factors is what is being described.
That’s a dependable variable because it’s relying on something else.
